157020747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{907}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 236748288

約数和(自身を除く): 79727541

約数列:

[1, 3, 13, 23, 39, 69, 193, 299, 579, 897, 907, 2509, 2721, 4439, 7527, 11791, 13317, 20861, 35373, 57707, 62583, 173121, 175051, 271193, 525153, 813579, 2275663, 4026173, 6826989, 12078519, 52340249, 157020747]

約数ペア:

[(1, 157020747), (3, 52340249), (13, 12078519), (23, 6826989), (39, 4026173), (69, 2275663), (193, 813579), (299, 525153), (579, 271193), (897, 175051), (907, 173121), (2509, 62583), (2721, 57707), (4439, 35373), (7527, 20861), (11791, 13317)]