220173315

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{4597}}^1$

素因数の和:4739

約数の個数: 32

約数和(自身を含む): 367251456

約数和(自身を除く): 147078141

約数列:

[1, 3, 5, 15, 31, 93, 103, 155, 309, 465, 515, 1545, 3193, 4597, 9579, 13791, 15965, 22985, 47895, 68955, 142507, 427521, 473491, 712535, 1420473, 2137605, 2367455, 7102365, 14678221, 44034663, 73391105, 220173315]

約数ペア:

[(1, 220173315), (3, 73391105), (5, 44034663), (15, 14678221), (31, 7102365), (93, 2367455), (103, 2137605), (155, 1420473), (309, 712535), (465, 473491), (515, 427521), (1545, 142507), (3193, 68955), (4597, 47895), (9579, 22985), (13791, 15965)]