28890641

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 32432400

約数和(自身を除く): 3541759

約数列:

[1, 13, 29, 197, 377, 389, 2561, 5057, 5713, 11281, 74269, 76633, 146653, 996229, 2222357, 28890641]

約数ペア:

[(1, 28890641), (13, 2222357), (29, 996229), (197, 146653), (377, 76633), (389, 74269), (2561, 11281), (5057, 5713)]