8161425

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 15266880

約数和(自身を除く): 7105455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 113, 135, 225, 321, 339, 535, 565, 675, 963, 1017, 1605, 1695, 2675, 2825, 2889, 3051, 4815, 5085, 8025, 8475, 12091, 14445, 15255, 24075, 25425, 36273, 60455, 72225, 76275, 108819, 181365, 302275, 326457, 544095, 906825, 1632285, 2720475, 8161425]

約数ペア:

[(1, 8161425), (3, 2720475), (5, 1632285), (9, 906825), (15, 544095), (25, 326457), (27, 302275), (45, 181365), (75, 108819), (107, 76275), (113, 72225), (135, 60455), (225, 36273), (321, 25425), (339, 24075), (535, 15255), (565, 14445), (675, 12091), (963, 8475), (1017, 8025), (1605, 5085), (1695, 4815), (2675, 3051), (2825, 2889)]