826974729

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{12143}}^1$

素因数の和:12226

約数の個数: 48

約数和(自身を含む): 1454948352

約数和(自身を除く): 627973623

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 987, 1081, 1449, 2961, 3243, 7567, 9729, 12143, 22701, 36429, 68103, 85001, 109287, 255003, 279289, 570721, 765009, 837867, 1712163, 1955023, 2513601, 3995047, 5136489, 5865069, 11985141, 13126583, 17595207, 35955423, 39379749, 91886081, 118139247, 275658243, 826974729]

約数ペア:

[(1, 826974729), (3, 275658243), (7, 118139247), (9, 91886081), (21, 39379749), (23, 35955423), (47, 17595207), (63, 13126583), (69, 11985141), (141, 5865069), (161, 5136489), (207, 3995047), (329, 2513601), (423, 1955023), (483, 1712163), (987, 837867), (1081, 765009), (1449, 570721), (2961, 279289), (3243, 255003), (7567, 109287), (9729, 85001), (12143, 68103), (22701, 36429)]