647203752

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53189}}^1$

素因数の和:53227

約数の個数: 72

約数和(自身を含む): 1898085150

約数和(自身を除く): 1250881398

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 2028, 3042, 4056, 6084, 12168, 53189, 106378, 159567, 212756, 319134, 425512, 478701, 638268, 691457, 957402, 1276536, 1382914, 1914804, 2074371, 2765828, 3829608, 4148742, 5531656, 6223113, 8297484, 8988941, 12446226, 16594968, 17977882, 24892452, 26966823, 35955764, 49784904, 53933646, 71911528, 80900469, 107867292, 161800938, 215734584, 323601876, 647203752]

約数ペア:

[(1, 647203752), (2, 323601876), (3, 215734584), (4, 161800938), (6, 107867292), (8, 80900469), (9, 71911528), (12, 53933646), (13, 49784904), (18, 35955764), (24, 26966823), (26, 24892452), (36, 17977882), (39, 16594968), (52, 12446226), (72, 8988941), (78, 8297484), (104, 6223113), (117, 5531656), (156, 4148742), (169, 3829608), (234, 2765828), (312, 2074371), (338, 1914804), (468, 1382914), (507, 1276536), (676, 957402), (936, 691457), (1014, 638268), (1352, 478701), (1521, 425512), (2028, 319134), (3042, 212756), (4056, 159567), (6084, 106378), (12168, 53189)]