247657870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{27487}}^1$

素因数の和:27564

約数の個数: 32

約数和(自身を含む): 480930048

約数和(自身を除く): 233272178

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 27487, 54974, 137435, 274870, 467279, 934558, 1456811, 2336395, 2913622, 4672790, 7284055, 14568110, 24765787, 49531574, 123828935, 247657870]

約数ペア:

[(1, 247657870), (2, 123828935), (5, 49531574), (10, 24765787), (17, 14568110), (34, 7284055), (53, 4672790), (85, 2913622), (106, 2336395), (170, 1456811), (265, 934558), (530, 467279), (901, 274870), (1802, 137435), (4505, 54974), (9010, 27487)]