15213825

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{683}}^1$

素因数の和:716

約数の個数: 60

約数和(自身を含む): 30788208

約数和(自身を除く): 15574383

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 275, 297, 405, 495, 675, 683, 825, 891, 1485, 2025, 2049, 2475, 3415, 4455, 6147, 7425, 7513, 10245, 17075, 18441, 22275, 22539, 30735, 37565, 51225, 55323, 67617, 92205, 112695, 153675, 187825, 202851, 276615, 338085, 461025, 563475, 608553, 1014255, 1383075, 1690425, 3042765, 5071275, 15213825]

約数ペア:

[(1, 15213825), (3, 5071275), (5, 3042765), (9, 1690425), (11, 1383075), (15, 1014255), (25, 608553), (27, 563475), (33, 461025), (45, 338085), (55, 276615), (75, 202851), (81, 187825), (99, 153675), (135, 112695), (165, 92205), (225, 67617), (275, 55323), (297, 51225), (405, 37565), (495, 30735), (675, 22539), (683, 22275), (825, 18441), (891, 17075), (1485, 10245), (2025, 7513), (2049, 7425), (2475, 6147), (3415, 4455)]