207937455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{74131}}^1$

素因数の和:74167

約数の個数: 32

約数和(自身を含む): 384300288

約数和(自身を除く): 176362833

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 74131, 222393, 370655, 815441, 1111965, 1260227, 2446323, 3780681, 4077205, 6301135, 12231615, 13862497, 18903405, 41587491, 69312485, 207937455]

約数ペア:

[(1, 207937455), (3, 69312485), (5, 41587491), (11, 18903405), (15, 13862497), (17, 12231615), (33, 6301135), (51, 4077205), (55, 3780681), (85, 2446323), (165, 1260227), (187, 1111965), (255, 815441), (561, 370655), (935, 222393), (2805, 74131)]