665434

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 1296000

約数和(自身を除く): 630566

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 149, 154, 203, 298, 319, 406, 638, 1043, 1639, 2086, 2233, 3278, 4321, 4466, 8642, 11473, 22946, 30247, 47531, 60494, 95062, 332717, 665434]

約数ペア:

[(1, 665434), (2, 332717), (7, 95062), (11, 60494), (14, 47531), (22, 30247), (29, 22946), (58, 11473), (77, 8642), (149, 4466), (154, 4321), (203, 3278), (298, 2233), (319, 2086), (406, 1639), (638, 1043)]