42391139

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1049}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 50803200

約数和(自身を除く): 8412061

約数列:

[1, 7, 23, 161, 251, 1049, 1757, 5773, 7343, 24127, 40411, 168889, 263299, 1843093, 6055877, 42391139]

約数ペア:

[(1, 42391139), (7, 6055877), (23, 1843093), (161, 263299), (251, 168889), (1049, 40411), (1757, 24127), (5773, 7343)]