90340251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 130222080

約数和(自身を除く): 39881829

約数列:

[1, 3, 23, 47, 69, 89, 141, 267, 313, 939, 1081, 2047, 3243, 4183, 6141, 7199, 12549, 14711, 21597, 27857, 44133, 83571, 96209, 288627, 338353, 640711, 1015059, 1309279, 1922133, 3927837, 30113417, 90340251]

約数ペア:

[(1, 90340251), (3, 30113417), (23, 3927837), (47, 1922133), (69, 1309279), (89, 1015059), (141, 640711), (267, 338353), (313, 288627), (939, 96209), (1081, 83571), (2047, 44133), (3243, 27857), (4183, 21597), (6141, 14711), (7199, 12549)]