28626835

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 36630720

約数和(自身を除く): 8003885

約数列:

[1, 5, 23, 79, 115, 137, 395, 529, 685, 1817, 2645, 3151, 9085, 10823, 15755, 41791, 54115, 72473, 208955, 248929, 362365, 1244645, 5725367, 28626835]

約数ペア:

[(1, 28626835), (5, 5725367), (23, 1244645), (79, 362365), (115, 248929), (137, 208955), (395, 72473), (529, 54115), (685, 41791), (1817, 15755), (2645, 10823), (3151, 9085)]