42087981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{29167}}^1$

素因数の和:29220

約数の個数: 16

約数和(自身を含む): 62069504

約数和(自身を除く): 19981523

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 29167, 87501, 379171, 1079179, 1137513, 3237537, 14029327, 42087981]

約数ペア:

[(1, 42087981), (3, 14029327), (13, 3237537), (37, 1137513), (39, 1079179), (111, 379171), (481, 87501), (1443, 29167)]