30181207

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 36599472

約数和(自身を除く): 6418265

約数列:

[1, 7, 41, 49, 83, 181, 287, 581, 1267, 2009, 3403, 4067, 7421, 8869, 15023, 23821, 51947, 105161, 166747, 363629, 615943, 736127, 4311601, 30181207]

約数ペア:

[(1, 30181207), (7, 4311601), (41, 736127), (49, 615943), (83, 363629), (181, 166747), (287, 105161), (581, 51947), (1267, 23821), (2009, 15023), (3403, 8869), (4067, 7421)]