207473390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1669}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 386691840

約数和(自身を除く): 179218450

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 401, 802, 1669, 2005, 3338, 4010, 8345, 12431, 16690, 24862, 51739, 62155, 103478, 124310, 258695, 517390, 669269, 1338538, 3346345, 6692690, 20747339, 41494678, 103736695, 207473390]

約数ペア:

[(1, 207473390), (2, 103736695), (5, 41494678), (10, 20747339), (31, 6692690), (62, 3346345), (155, 1338538), (310, 669269), (401, 517390), (802, 258695), (1669, 124310), (2005, 103478), (3338, 62155), (4010, 51739), (8345, 24862), (12431, 16690)]