638657081817

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1\times {\mathrm{6803851}}^1$

素因数の和:6804388

約数の個数: 16

約数和(自身を含む): 866103144192

約数和(自身を除く): 227446062375

約数列:

[1, 3, 67, 201, 467, 1401, 31289, 93867, 6803851, 20411553, 455858017, 1367574051, 3177398417, 9532195251, 212885693939, 638657081817]

約数ペア:

[(1, 638657081817), (3, 212885693939), (67, 9532195251), (201, 3177398417), (467, 1367574051), (1401, 455858017), (31289, 20411553), (93867, 6803851)]