6649875

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 12557376

約数和(自身を除く): 5907501

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 257, 345, 375, 575, 771, 1035, 1125, 1285, 1725, 2313, 2875, 3855, 5175, 5911, 6425, 8625, 11565, 17733, 19275, 25875, 29555, 32125, 53199, 57825, 88665, 96375, 147775, 265995, 289125, 443325, 738875, 1329975, 2216625, 6649875]

約数ペア:

[(1, 6649875), (3, 2216625), (5, 1329975), (9, 738875), (15, 443325), (23, 289125), (25, 265995), (45, 147775), (69, 96375), (75, 88665), (115, 57825), (125, 53199), (207, 32125), (225, 29555), (257, 25875), (345, 19275), (375, 17733), (575, 11565), (771, 8625), (1035, 6425), (1125, 5911), (1285, 5175), (1725, 3855), (2313, 2875)]