8381775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 14927616

約数和(自身を除く): 6545841

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 113, 115, 129, 215, 339, 345, 565, 575, 645, 989, 1075, 1695, 1725, 2599, 2825, 2967, 3225, 4859, 4945, 7797, 8475, 12995, 14577, 14835, 24295, 24725, 38985, 64975, 72885, 74175, 111757, 121475, 194925, 335271, 364425, 558785, 1676355, 2793925, 8381775]

約数ペア:

[(1, 8381775), (3, 2793925), (5, 1676355), (15, 558785), (23, 364425), (25, 335271), (43, 194925), (69, 121475), (75, 111757), (113, 74175), (115, 72885), (129, 64975), (215, 38985), (339, 24725), (345, 24295), (565, 14835), (575, 14577), (645, 12995), (989, 8475), (1075, 7797), (1695, 4945), (1725, 4859), (2599, 3225), (2825, 2967)]