31339774

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1427}}^1$

素因数の和:1647

約数の個数: 16

約数和(自身を含む): 47980800

約数和(自身を除く): 16641026

約数列:

[1, 2, 79, 139, 158, 278, 1427, 2854, 10981, 21962, 112733, 198353, 225466, 396706, 15669887, 31339774]

約数ペア:

[(1, 31339774), (2, 15669887), (79, 396706), (139, 225466), (158, 198353), (278, 112733), (1427, 21962), (2854, 10981)]