4990815

素因数分解:

$3^4\times 5^1\times {\mathrm{12323}}^1$

素因数の和:12340

約数の個数: 20

約数和(自身を含む): 8947224

約数和(自身を除く): 3956409

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 12323, 36969, 61615, 110907, 184845, 332721, 554535, 998163, 1663605, 4990815]

約数ペア:

[(1, 4990815), (3, 1663605), (5, 998163), (9, 554535), (15, 332721), (27, 184845), (45, 110907), (81, 61615), (135, 36969), (405, 12323)]