15984225

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3739}}^1$

素因数の和:3774

約数の個数: 36

約数和(自身を含む): 30144400

約数和(自身を除く): 14160175

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 3739, 4275, 11217, 18695, 33651, 56085, 71041, 93475, 168255, 213123, 280425, 355205, 639369, 841275, 1065615, 1776025, 3196845, 5328075, 15984225]

約数ペア:

[(1, 15984225), (3, 5328075), (5, 3196845), (9, 1776025), (15, 1065615), (19, 841275), (25, 639369), (45, 355205), (57, 280425), (75, 213123), (95, 168255), (171, 93475), (225, 71041), (285, 56085), (475, 33651), (855, 18695), (1425, 11217), (3739, 4275)]