209125912

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{727}}^1\times {\mathrm{877}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 402685920

約数和(自身を除く): 193560008

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 727, 877, 1454, 1754, 2908, 3508, 5816, 7016, 29807, 35957, 59614, 71914, 119228, 143828, 238456, 287656, 637579, 1275158, 2550316, 5100632, 26140739, 52281478, 104562956, 209125912]

約数ペア:

[(1, 209125912), (2, 104562956), (4, 52281478), (8, 26140739), (41, 5100632), (82, 2550316), (164, 1275158), (328, 637579), (727, 287656), (877, 238456), (1454, 143828), (1754, 119228), (2908, 71914), (3508, 59614), (5816, 35957), (7016, 29807)]