128909876

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{3511}}^1$

素因数の和:3719

約数の個数: 24

約数和(自身を含む): 230696256

約数和(自身を除く): 101786380

約数列:

[1, 2, 4, 67, 134, 137, 268, 274, 548, 3511, 7022, 9179, 14044, 18358, 36716, 235237, 470474, 481007, 940948, 962014, 1924028, 32227469, 64454938, 128909876]

約数ペア:

[(1, 128909876), (2, 64454938), (4, 32227469), (67, 1924028), (134, 962014), (137, 940948), (268, 481007), (274, 470474), (548, 235237), (3511, 36716), (7022, 18358), (9179, 14044)]