15721497609

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{36887}}^1$

素因数の和:37105

約数の個数: 32

約数和(自身を含む): 22724188416

約数和(自身を除く): 7002690807

約数列:

[1, 3, 17, 51, 61, 137, 183, 411, 1037, 2329, 3111, 6987, 8357, 25071, 36887, 110661, 142069, 426207, 627079, 1881237, 2250107, 5053519, 6750321, 15160557, 38251819, 85909823, 114755457, 257729469, 308264659, 924793977, 5240499203, 15721497609]

約数ペア:

[(1, 15721497609), (3, 5240499203), (17, 924793977), (51, 308264659), (61, 257729469), (137, 114755457), (183, 85909823), (411, 38251819), (1037, 15160557), (2329, 6750321), (3111, 5053519), (6987, 2250107), (8357, 1881237), (25071, 627079), (36887, 426207), (110661, 142069)]