387876978

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{45751}}^1$

素因数の和:45919

約数の個数: 32

約数和(自身を含む): 867457920

約数和(自身を除く): 479580942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 45751, 91502, 137253, 274506, 411759, 823518, 1235277, 2470554, 7182907, 14365814, 21548721, 43097442, 64646163, 129292326, 193938489, 387876978]

約数ペア:

[(1, 387876978), (2, 193938489), (3, 129292326), (6, 64646163), (9, 43097442), (18, 21548721), (27, 14365814), (54, 7182907), (157, 2470554), (314, 1235277), (471, 823518), (942, 411759), (1413, 274506), (2826, 137253), (4239, 91502), (8478, 45751)]