28825503

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19333}}^1$

素因数の和:19414

約数の個数: 16

約数和(自身を含む): 44545536

約数和(自身を除く): 15720033

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 19333, 57999, 135331, 405993, 1372643, 4117929, 9608501, 28825503]

約数ペア:

[(1, 28825503), (3, 9608501), (7, 4117929), (21, 1372643), (71, 405993), (213, 135331), (497, 57999), (1491, 19333)]