201581685

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1741}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 365234688

約数和(自身を除く): 163653003

約数列:

[1, 3, 5, 9, 15, 31, 45, 83, 93, 155, 249, 279, 415, 465, 747, 1245, 1395, 1741, 2573, 3735, 5223, 7719, 8705, 12865, 15669, 23157, 26115, 38595, 53971, 78345, 115785, 144503, 161913, 269855, 433509, 485739, 722515, 809565, 1300527, 2167545, 2428695, 4479593, 6502635, 13438779, 22397965, 40316337, 67193895, 201581685]

約数ペア:

[(1, 201581685), (3, 67193895), (5, 40316337), (9, 22397965), (15, 13438779), (31, 6502635), (45, 4479593), (83, 2428695), (93, 2167545), (155, 1300527), (249, 809565), (279, 722515), (415, 485739), (465, 433509), (747, 269855), (1245, 161913), (1395, 144503), (1741, 115785), (2573, 78345), (3735, 53971), (5223, 38595), (7719, 26115), (8705, 23157), (12865, 15669)]