1297040519810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2647021469}}^1$

素因数の和:2647021490

約数の個数: 24

約数和(自身を含む): 2715844028220

約数和(自身を除く): 1418803508410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2647021469, 5294042938, 13235107345, 18529150283, 26470214690, 37058300566, 92645751415, 129704051981, 185291502830, 259408103962, 648520259905, 1297040519810]

約数ペア:

[(1, 1297040519810), (2, 648520259905), (5, 259408103962), (7, 185291502830), (10, 129704051981), (14, 92645751415), (35, 37058300566), (49, 26470214690), (70, 18529150283), (98, 13235107345), (245, 5294042938), (490, 2647021469)]