31371231

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 42928128

約数和(自身を除く): 11556897

約数列:

[1, 3, 47, 141, 271, 813, 821, 2463, 12737, 38211, 38587, 115761, 222491, 667473, 10457077, 31371231]

約数ペア:

[(1, 31371231), (3, 10457077), (47, 667473), (141, 222491), (271, 115761), (813, 38587), (821, 38211), (2463, 12737)]