16615656765

素因数分解:

$3^4\times 5^1\times {\mathrm{41026313}}^1$

素因数の和:41026330

約数の個数: 20

約数和(自身を含む): 29785103964

約数和(自身を除く): 13169447199

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 41026313, 123078939, 205131565, 369236817, 615394695, 1107710451, 1846184085, 3323131353, 5538552255, 16615656765]

約数ペア:

[(1, 16615656765), (3, 5538552255), (5, 3323131353), (9, 1846184085), (15, 1107710451), (27, 615394695), (45, 369236817), (81, 205131565), (135, 123078939), (405, 41026313)]