1223619229

素因数分解:

$7^4\times {\mathrm{79}}^1\times {\mathrm{6451}}^1$

素因数の和:6558

約数の個数: 20

約数和(自身を含む): 1445764160

約数和(自身を除く): 222144931

約数列:

[1, 7, 49, 79, 343, 553, 2401, 3871, 6451, 27097, 45157, 189679, 316099, 509629, 2212693, 3567403, 15488851, 24971821, 174802747, 1223619229]

約数ペア:

[(1, 1223619229), (7, 174802747), (49, 24971821), (79, 15488851), (343, 3567403), (553, 2212693), (2401, 509629), (3871, 316099), (6451, 189679), (27097, 45157)]