27508575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 48854016

約数和(自身を除く): 21345441

約数列:

[1, 3, 5, 15, 23, 25, 37, 69, 75, 111, 115, 185, 345, 431, 555, 575, 851, 925, 1293, 1725, 2155, 2553, 2775, 4255, 6465, 9913, 10775, 12765, 15947, 21275, 29739, 32325, 47841, 49565, 63825, 79735, 148695, 239205, 247825, 366781, 398675, 743475, 1100343, 1196025, 1833905, 5501715, 9169525, 27508575]

約数ペア:

[(1, 27508575), (3, 9169525), (5, 5501715), (15, 1833905), (23, 1196025), (25, 1100343), (37, 743475), (69, 398675), (75, 366781), (111, 247825), (115, 239205), (185, 148695), (345, 79735), (431, 63825), (555, 49565), (575, 47841), (851, 32325), (925, 29739), (1293, 21275), (1725, 15947), (2155, 12765), (2553, 10775), (2775, 9913), (4255, 6465)]