2565165

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 4346496

約数和(自身を除く): 1781331

約数列:

[1, 3, 5, 15, 41, 43, 97, 123, 129, 205, 215, 291, 485, 615, 645, 1455, 1763, 3977, 4171, 5289, 8815, 11931, 12513, 19885, 20855, 26445, 59655, 62565, 171011, 513033, 855055, 2565165]

約数ペア:

[(1, 2565165), (3, 855055), (5, 513033), (15, 171011), (41, 62565), (43, 59655), (97, 26445), (123, 20855), (129, 19885), (205, 12513), (215, 11931), (291, 8815), (485, 5289), (615, 4171), (645, 3977), (1455, 1763)]