30731246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8887}}^1$

素因数の和:8928

約数の個数: 32

約数和(自身を含む): 59727360

約数和(自身を除く): 28996114

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8887, 17774, 62209, 115531, 124418, 168853, 231062, 337706, 808717, 1181971, 1617434, 2195089, 2363942, 4390178, 15365623, 30731246]

約数ペア:

[(1, 30731246), (2, 15365623), (7, 4390178), (13, 2363942), (14, 2195089), (19, 1617434), (26, 1181971), (38, 808717), (91, 337706), (133, 231062), (182, 168853), (247, 124418), (266, 115531), (494, 62209), (1729, 17774), (3458, 8887)]