291617145

素因数分解:

$3^3\times 5^1\times {\mathrm{2160127}}^1$

素因数の和:2160141

約数の個数: 16

約数和(自身を含む): 518430720

約数和(自身を除く): 226813575

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2160127, 6480381, 10800635, 19441143, 32401905, 58323429, 97205715, 291617145]

約数ペア:

[(1, 291617145), (3, 97205715), (5, 58323429), (9, 32401905), (15, 19441143), (27, 10800635), (45, 6480381), (135, 2160127)]