81513938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{46901}}^1$

素因数の和:46993

約数の個数: 16

約数和(自身を含む): 135077760

約数和(自身を除く): 53563822

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 46901, 93802, 515911, 1031822, 3705179, 7410358, 40756969, 81513938]

約数ペア:

[(1, 81513938), (2, 40756969), (11, 7410358), (22, 3705179), (79, 1031822), (158, 515911), (869, 93802), (1738, 46901)]