193981105

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{12391}}^1$

素因数の和:12528

約数の個数: 16

約数和(自身を含む): 242684928

約数和(自身を除く): 48703823

約数列:

[1, 5, 31, 101, 155, 505, 3131, 12391, 15655, 61955, 384121, 1251491, 1920605, 6257455, 38796221, 193981105]

約数ペア:

[(1, 193981105), (5, 38796221), (31, 6257455), (101, 1920605), (155, 1251491), (505, 384121), (3131, 61955), (12391, 15655)]