520028421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{4073}}^1$

素因数の和:4213

約数の個数: 32

約数和(自身を含む): 781425792

約数和(自身を除く): 261397371

約数列:

[1, 3, 11, 33, 53, 73, 159, 219, 583, 803, 1749, 2409, 3869, 4073, 11607, 12219, 42559, 44803, 127677, 134409, 215869, 297329, 647607, 891987, 2374559, 3270619, 7123677, 9811857, 15758437, 47275311, 173342807, 520028421]

約数ペア:

[(1, 520028421), (3, 173342807), (11, 47275311), (33, 15758437), (53, 9811857), (73, 7123677), (159, 3270619), (219, 2374559), (583, 891987), (803, 647607), (1749, 297329), (2409, 215869), (3869, 134409), (4073, 127677), (11607, 44803), (12219, 42559)]