155455515

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{857}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 281080800

約数和(自身を除く): 125625285

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 139, 145, 261, 417, 435, 695, 857, 1251, 1305, 2085, 2571, 4031, 4285, 6255, 7713, 12093, 12855, 20155, 24853, 36279, 38565, 60465, 74559, 119123, 124265, 181395, 223677, 357369, 372795, 595615, 1072107, 1118385, 1786845, 3454567, 5360535, 10363701, 17272835, 31091103, 51818505, 155455515]

約数ペア:

[(1, 155455515), (3, 51818505), (5, 31091103), (9, 17272835), (15, 10363701), (29, 5360535), (45, 3454567), (87, 1786845), (139, 1118385), (145, 1072107), (261, 595615), (417, 372795), (435, 357369), (695, 223677), (857, 181395), (1251, 124265), (1305, 119123), (2085, 74559), (2571, 60465), (4031, 38565), (4285, 36279), (6255, 24853), (7713, 20155), (12093, 12855)]