81843786

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{28961}}^1$

素因数の和:29126

約数の個数: 24

約数和(自身を含む): 178463844

約数和(自身を除く): 96620058

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 28961, 57922, 86883, 173766, 260649, 521298, 4546877, 9093754, 13640631, 27281262, 40921893, 81843786]

約数ペア:

[(1, 81843786), (2, 40921893), (3, 27281262), (6, 13640631), (9, 9093754), (18, 4546877), (157, 521298), (314, 260649), (471, 173766), (942, 86883), (1413, 57922), (2826, 28961)]