15697915725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{19913}}^1$

素因数の和:20406

約数の個数: 48

約数和(自身を含む): 27142941312

約数和(自身を除く): 11445025587

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 457, 575, 1371, 1725, 2285, 6855, 10511, 11425, 19913, 31533, 34275, 52555, 59739, 99565, 157665, 262775, 298695, 457999, 497825, 788325, 1373997, 1493475, 2289995, 6869985, 9100241, 11449975, 27300723, 34349925, 45501205, 136503615, 209305543, 227506025, 627916629, 682518075, 1046527715, 3139583145, 5232638575, 15697915725]

約数ペア:

[(1, 15697915725), (3, 5232638575), (5, 3139583145), (15, 1046527715), (23, 682518075), (25, 627916629), (69, 227506025), (75, 209305543), (115, 136503615), (345, 45501205), (457, 34349925), (575, 27300723), (1371, 11449975), (1725, 9100241), (2285, 6869985), (6855, 2289995), (10511, 1493475), (11425, 1373997), (19913, 788325), (31533, 497825), (34275, 457999), (52555, 298695), (59739, 262775), (99565, 157665)]