81235611604

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{29910019}}^1$

素因数の和:29910127

約数の個数: 24

約数和(自身を含む): 164146189760

約数和(自身を除く): 82910578156

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 29910019, 59820038, 119640076, 209370133, 418740266, 837480532, 2901271843, 5802543686, 11605087372, 20308902901, 40617805802, 81235611604]

約数ペア:

[(1, 81235611604), (2, 40617805802), (4, 20308902901), (7, 11605087372), (14, 5802543686), (28, 2901271843), (97, 837480532), (194, 418740266), (388, 209370133), (679, 119640076), (1358, 59820038), (2716, 29910019)]