66775215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 56603985

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 67, 95, 195, 201, 247, 269, 285, 335, 741, 807, 871, 1005, 1235, 1273, 1345, 2613, 3497, 3705, 3819, 4035, 4355, 5111, 6365, 10491, 13065, 15333, 16549, 17485, 18023, 19095, 25555, 49647, 52455, 54069, 66443, 76665, 82745, 90115, 199329, 234299, 248235, 270345, 332215, 342437, 702897, 996645, 1027311, 1171495, 1712185, 3514485, 4451681, 5136555, 13355043, 22258405, 66775215]

約数ペア:

[(1, 66775215), (3, 22258405), (5, 13355043), (13, 5136555), (15, 4451681), (19, 3514485), (39, 1712185), (57, 1171495), (65, 1027311), (67, 996645), (95, 702897), (195, 342437), (201, 332215), (247, 270345), (269, 248235), (285, 234299), (335, 199329), (741, 90115), (807, 82745), (871, 76665), (1005, 66443), (1235, 54069), (1273, 52455), (1345, 49647), (2613, 25555), (3497, 19095), (3705, 18023), (3819, 17485), (4035, 16549), (4355, 15333), (5111, 13065), (6365, 10491)]