15209968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 31471200

約数和(自身を除く): 16261232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 199, 272, 281, 398, 562, 796, 1124, 1592, 2248, 3184, 3383, 4496, 4777, 6766, 9554, 13532, 19108, 27064, 38216, 54128, 55919, 76432, 111838, 223676, 447352, 894704, 950623, 1901246, 3802492, 7604984, 15209968]

約数ペア:

[(1, 15209968), (2, 7604984), (4, 3802492), (8, 1901246), (16, 950623), (17, 894704), (34, 447352), (68, 223676), (136, 111838), (199, 76432), (272, 55919), (281, 54128), (398, 38216), (562, 27064), (796, 19108), (1124, 13532), (1592, 9554), (2248, 6766), (3184, 4777), (3383, 4496)]