401209263

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 798819840

約数和(自身を除く): 397610577

約数列:

[1, 3, 7, 9, 13, 19, 21, 23, 39, 57, 59, 63, 69, 91, 117, 133, 161, 171, 177, 207, 247, 273, 299, 361, 399, 413, 437, 483, 531, 741, 767, 819, 897, 1083, 1121, 1197, 1239, 1311, 1357, 1449, 1729, 2093, 2223, 2301, 2527, 2691, 3059, 3249, 3363, 3717, 3933, 4071, 4693, 5187, 5369, 5681, 6279, 6903, 7581, 7847, 8303, 9177, 9499, 10089, 12213, 14079, 14573, 15561, 16107, 17043, 17641, 18837, 21299, 22743, 23541, 24909, 25783, 27531, 28497, 32851, 39767, 42237, 43719, 48321, 51129, 52923, 58121, 63897, 70623, 74727, 77349, 85491, 98553, 102011, 107939, 119301, 123487, 131157, 149093, 158769, 174363, 180481, 191691, 232047, 276887, 295659, 306033, 323817, 335179, 357903, 370461, 447279, 489877, 523089, 541443, 755573, 830661, 918099, 971451, 1005537, 1111383, 1341837, 1469631, 1624329, 1938209, 2266719, 2346253, 2491983, 3016611, 3429139, 4408893, 5814627, 6368401, 6800157, 7038759, 10287417, 17443881, 19105203, 21116277, 30862251, 44578807, 57315609, 133736421, 401209263]

約数ペア:

[(1, 401209263), (3, 133736421), (7, 57315609), (9, 44578807), (13, 30862251), (19, 21116277), (21, 19105203), (23, 17443881), (39, 10287417), (57, 7038759), (59, 6800157), (63, 6368401), (69, 5814627), (91, 4408893), (117, 3429139), (133, 3016611), (161, 2491983), (171, 2346253), (177, 2266719), (207, 1938209), (247, 1624329), (273, 1469631), (299, 1341837), (361, 1111383), (399, 1005537), (413, 971451), (437, 918099), (483, 830661), (531, 755573), (741, 541443), (767, 523089), (819, 489877), (897, 447279), (1083, 370461), (1121, 357903), (1197, 335179), (1239, 323817), (1311, 306033), (1357, 295659), (1449, 276887), (1729, 232047), (2093, 191691), (2223, 180481), (2301, 174363), (2527, 158769), (2691, 149093), (3059, 131157), (3249, 123487), (3363, 119301), (3717, 107939), (3933, 102011), (4071, 98553), (4693, 85491), (5187, 77349), (5369, 74727), (5681, 70623), (6279, 63897), (6903, 58121), (7581, 52923), (7847, 51129), (8303, 48321), (9177, 43719), (9499, 42237), (10089, 39767), (12213, 32851), (14079, 28497), (14573, 27531), (15561, 25783), (16107, 24909), (17043, 23541), (17641, 22743), (18837, 21299)]