201415545

素因数分解:

$3^3\times 5^1\times {\mathrm{1491967}}^1$

素因数の和:1491981

約数の個数: 16

約数和(自身を含む): 358072320

約数和(自身を除く): 156656775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1491967, 4475901, 7459835, 13427703, 22379505, 40283109, 67138515, 201415545]

約数ペア:

[(1, 201415545), (3, 67138515), (5, 40283109), (9, 22379505), (15, 13427703), (27, 7459835), (45, 4475901), (135, 1491967)]