67845890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{138461}}^1$

素因数の和:138482

約数の個数: 24

約数和(自身を含む): 142062012

約数和(自身を除く): 74216122

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 138461, 276922, 692305, 969227, 1384610, 1938454, 4846135, 6784589, 9692270, 13569178, 33922945, 67845890]

約数ペア:

[(1, 67845890), (2, 33922945), (5, 13569178), (7, 9692270), (10, 6784589), (14, 4846135), (35, 1938454), (49, 1384610), (70, 969227), (98, 692305), (245, 276922), (490, 138461)]