31689018

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:683

約数の個数: 48

約数和(自身を含む): 71267040

約数和(自身を除く): 39578022

約数列:

[1, 2, 3, 6, 9, 18, 53, 59, 106, 118, 159, 177, 318, 354, 477, 531, 563, 954, 1062, 1126, 1689, 3127, 3378, 5067, 6254, 9381, 10134, 18762, 28143, 29839, 33217, 56286, 59678, 66434, 89517, 99651, 179034, 199302, 268551, 298953, 537102, 597906, 1760501, 3521002, 5281503, 10563006, 15844509, 31689018]

約数ペア:

[(1, 31689018), (2, 15844509), (3, 10563006), (6, 5281503), (9, 3521002), (18, 1760501), (53, 597906), (59, 537102), (106, 298953), (118, 268551), (159, 199302), (177, 179034), (318, 99651), (354, 89517), (477, 66434), (531, 59678), (563, 56286), (954, 33217), (1062, 29839), (1126, 28143), (1689, 18762), (3127, 10134), (3378, 9381), (5067, 6254)]