260055207

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{431269}}^1$

素因数の和:431342

約数の個数: 12

約数和(自身を含む): 381242680

約数和(自身を除く): 121187473

約数列:

[1, 3, 9, 67, 201, 603, 431269, 1293807, 3881421, 28895023, 86685069, 260055207]

約数ペア:

[(1, 260055207), (3, 86685069), (9, 28895023), (67, 3881421), (201, 1293807), (603, 431269)]