249026416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{1279}}^1$

素因数の和:1613

約数の個数: 40

約数和(自身を含む): 495841280

約数和(自身を除く): 246814864

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 283, 344, 566, 688, 1132, 1279, 2264, 2558, 4528, 5116, 10232, 12169, 20464, 24338, 48676, 54997, 97352, 109994, 194704, 219988, 361957, 439976, 723914, 879952, 1447828, 2895656, 5791312, 15564151, 31128302, 62256604, 124513208, 249026416]

約数ペア:

[(1, 249026416), (2, 124513208), (4, 62256604), (8, 31128302), (16, 15564151), (43, 5791312), (86, 2895656), (172, 1447828), (283, 879952), (344, 723914), (566, 439976), (688, 361957), (1132, 219988), (1279, 194704), (2264, 109994), (2558, 97352), (4528, 54997), (5116, 48676), (10232, 24338), (12169, 20464)]