1247492715

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{242467}}^1$

素因数の和:242496

約数の個数: 32

約数和(自身を含む): 2327692800

約数和(自身を除く): 1080200085

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 242467, 727401, 1212335, 1697269, 3637005, 5091807, 8486345, 11880883, 25459035, 35642649, 59404415, 83166181, 178213245, 249498543, 415830905, 1247492715]

約数ペア:

[(1, 1247492715), (3, 415830905), (5, 249498543), (7, 178213245), (15, 83166181), (21, 59404415), (35, 35642649), (49, 25459035), (105, 11880883), (147, 8486345), (245, 5091807), (343, 3637005), (735, 1697269), (1029, 1212335), (1715, 727401), (5145, 242467)]