551409887

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 681792000

約数和(自身を除く): 130382113

約数列:

[1, 7, 19, 49, 133, 211, 343, 401, 931, 1477, 2807, 4009, 6517, 7619, 10339, 19649, 28063, 53333, 72373, 84611, 137543, 196441, 373331, 592277, 1375087, 1607609, 2613317, 4145939, 11253263, 29021573, 78772841, 551409887]

約数ペア:

[(1, 551409887), (7, 78772841), (19, 29021573), (49, 11253263), (133, 4145939), (211, 2613317), (343, 1607609), (401, 1375087), (931, 592277), (1477, 373331), (2807, 196441), (4009, 137543), (6517, 84611), (7619, 72373), (10339, 53333), (19649, 28063)]