155740991

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{12577}}^1$

素因数の和:12674

約数の個数: 16

約数和(自身を含む): 187160640

約数和(自身を除く): 31419649

約数列:

[1, 7, 29, 61, 203, 427, 1769, 12383, 12577, 88039, 364733, 767197, 2553131, 5370379, 22248713, 155740991]

約数ペア:

[(1, 155740991), (7, 22248713), (29, 5370379), (61, 2553131), (203, 767197), (427, 364733), (1769, 88039), (12383, 12577)]