261437566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{245251}}^1$

素因数の和:245307

約数の個数: 16

約数和(自身を含む): 432624528

約数和(自身を除く): 171186962

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 245251, 490502, 3188263, 6376526, 10055291, 20110582, 130718783, 261437566]

約数ペア:

[(1, 261437566), (2, 130718783), (13, 20110582), (26, 10055291), (41, 6376526), (82, 3188263), (533, 490502), (1066, 245251)]