42865558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 69696000

約数和(自身を除く): 26830442

約数列:

[1, 2, 19, 38, 79, 109, 131, 158, 218, 262, 1501, 2071, 2489, 3002, 4142, 4978, 8611, 10349, 14279, 17222, 20698, 28558, 163609, 196631, 271301, 327218, 393262, 542602, 1128041, 2256082, 21432779, 42865558]

約数ペア:

[(1, 42865558), (2, 21432779), (19, 2256082), (38, 1128041), (79, 542602), (109, 393262), (131, 327218), (158, 271301), (218, 196631), (262, 163609), (1501, 28558), (2071, 20698), (2489, 17222), (3002, 14279), (4142, 10349), (4978, 8611)]