81256274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 140616000

約数和(自身を除く): 59359726

約数列:

[1, 2, 11, 19, 22, 38, 209, 349, 418, 557, 698, 1114, 3839, 6127, 6631, 7678, 10583, 12254, 13262, 21166, 72941, 116413, 145882, 194393, 232826, 388786, 2138323, 3693467, 4276646, 7386934, 40628137, 81256274]

約数ペア:

[(1, 81256274), (2, 40628137), (11, 7386934), (19, 4276646), (22, 3693467), (38, 2138323), (209, 388786), (349, 232826), (418, 194393), (557, 145882), (698, 116413), (1114, 72941), (3839, 21166), (6127, 13262), (6631, 12254), (7678, 10583)]