15721831190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4170247}}^1$

素因数の和:4170296

約数の個数: 32

約数和(自身を含む): 31527074880

約数和(自身を除く): 15805243690

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4170247, 8340494, 20851235, 41702470, 54213211, 108426422, 120937163, 241874326, 271066055, 542132110, 604685815, 1209371630, 1572183119, 3144366238, 7860915595, 15721831190]

約数ペア:

[(1, 15721831190), (2, 7860915595), (5, 3144366238), (10, 1572183119), (13, 1209371630), (26, 604685815), (29, 542132110), (58, 271066055), (65, 241874326), (130, 120937163), (145, 108426422), (290, 54213211), (377, 41702470), (754, 20851235), (1885, 8340494), (3770, 4170247)]