293880237

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{3769}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 463257600

約数和(自身を除く): 169377363

約数列:

[1, 3, 7, 21, 47, 79, 141, 237, 329, 553, 987, 1659, 3713, 3769, 11139, 11307, 25991, 26383, 77973, 79149, 177143, 297751, 531429, 893253, 1240001, 2084257, 3720003, 6252771, 13994297, 41982891, 97960079, 293880237]

約数ペア:

[(1, 293880237), (3, 97960079), (7, 41982891), (21, 13994297), (47, 6252771), (79, 3720003), (141, 2084257), (237, 1240001), (329, 893253), (553, 531429), (987, 297751), (1659, 177143), (3713, 79149), (3769, 77973), (11139, 26383), (11307, 25991)]