86927885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 34377715

約数列:

[1, 5, 11, 17, 55, 85, 187, 239, 389, 935, 1195, 1945, 2629, 4063, 4279, 6613, 13145, 20315, 21395, 33065, 44693, 72743, 92971, 223465, 363715, 464855, 1022681, 1580507, 5113405, 7902535, 17385577, 86927885]

約数ペア:

[(1, 86927885), (5, 17385577), (11, 7902535), (17, 5113405), (55, 1580507), (85, 1022681), (187, 464855), (239, 363715), (389, 223465), (935, 92971), (1195, 72743), (1945, 44693), (2629, 33065), (4063, 21395), (4279, 20315), (6613, 13145)]