128525612

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{2423}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 229068000

約数和(自身を除く): 100542388

約数列:

[1, 2, 4, 89, 149, 178, 298, 356, 596, 2423, 4846, 9692, 13261, 26522, 53044, 215647, 361027, 431294, 722054, 862588, 1444108, 32131403, 64262806, 128525612]

約数ペア:

[(1, 128525612), (2, 64262806), (4, 32131403), (89, 1444108), (149, 862588), (178, 722054), (298, 431294), (356, 361027), (596, 215647), (2423, 53044), (4846, 26522), (9692, 13261)]