64780443

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 127196160

約数和(自身を除く): 62415717

約数列:

[1, 3, 7, 9, 13, 19, 21, 23, 39, 57, 63, 69, 91, 117, 133, 161, 171, 181, 207, 247, 273, 299, 399, 437, 483, 543, 741, 819, 897, 1197, 1267, 1311, 1449, 1629, 1729, 2093, 2223, 2353, 2691, 3059, 3439, 3801, 3933, 4163, 5187, 5681, 6279, 7059, 9177, 10317, 11403, 12489, 15561, 16471, 17043, 18837, 21177, 24073, 27531, 29141, 30951, 37467, 39767, 44707, 49413, 51129, 54119, 72219, 79097, 87423, 119301, 134121, 148239, 162357, 216657, 237291, 262269, 312949, 357903, 378833, 402363, 487071, 553679, 711873, 938847, 1028261, 1136499, 1661037, 2816541, 3084783, 3409497, 4983111, 7197827, 9254349, 21593481, 64780443]

約数ペア:

[(1, 64780443), (3, 21593481), (7, 9254349), (9, 7197827), (13, 4983111), (19, 3409497), (21, 3084783), (23, 2816541), (39, 1661037), (57, 1136499), (63, 1028261), (69, 938847), (91, 711873), (117, 553679), (133, 487071), (161, 402363), (171, 378833), (181, 357903), (207, 312949), (247, 262269), (273, 237291), (299, 216657), (399, 162357), (437, 148239), (483, 134121), (543, 119301), (741, 87423), (819, 79097), (897, 72219), (1197, 54119), (1267, 51129), (1311, 49413), (1449, 44707), (1629, 39767), (1729, 37467), (2093, 30951), (2223, 29141), (2353, 27531), (2691, 24073), (3059, 21177), (3439, 18837), (3801, 17043), (3933, 16471), (4163, 15561), (5187, 12489), (5681, 11403), (6279, 10317), (7059, 9177)]