25141688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21977}}^1$

素因数の和:22007

約数の個数: 32

約数和(自身を含む): 55384560

約数和(自身を除く): 30242872

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 21977, 43954, 87908, 175816, 241747, 285701, 483494, 571402, 966988, 1142804, 1933976, 2285608, 3142711, 6285422, 12570844, 25141688]

約数ペア:

[(1, 25141688), (2, 12570844), (4, 6285422), (8, 3142711), (11, 2285608), (13, 1933976), (22, 1142804), (26, 966988), (44, 571402), (52, 483494), (88, 285701), (104, 241747), (143, 175816), (286, 87908), (572, 43954), (1144, 21977)]