331345332

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2459}}^1$

素因数の和:2685

約数の個数: 72

約数和(自身を含む): 886485600

約数和(自身を除く): 555140268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 197, 228, 342, 394, 591, 684, 788, 1182, 1773, 2364, 2459, 3546, 3743, 4918, 7092, 7377, 7486, 9836, 11229, 14754, 14972, 22131, 22458, 29508, 33687, 44262, 44916, 46721, 67374, 88524, 93442, 134748, 140163, 186884, 280326, 420489, 484423, 560652, 840978, 968846, 1453269, 1681956, 1937692, 2906538, 4359807, 5813076, 8719614, 9204037, 17439228, 18408074, 27612111, 36816148, 55224222, 82836333, 110448444, 165672666, 331345332]

約数ペア:

[(1, 331345332), (2, 165672666), (3, 110448444), (4, 82836333), (6, 55224222), (9, 36816148), (12, 27612111), (18, 18408074), (19, 17439228), (36, 9204037), (38, 8719614), (57, 5813076), (76, 4359807), (114, 2906538), (171, 1937692), (197, 1681956), (228, 1453269), (342, 968846), (394, 840978), (591, 560652), (684, 484423), (788, 420489), (1182, 280326), (1773, 186884), (2364, 140163), (2459, 134748), (3546, 93442), (3743, 88524), (4918, 67374), (7092, 46721), (7377, 44916), (7486, 44262), (9836, 33687), (11229, 29508), (14754, 22458), (14972, 22131)]