143664423

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 229824000

約数和(自身を除く): 86159577

約数列:

[1, 3, 7, 21, 49, 79, 89, 139, 147, 237, 267, 417, 553, 623, 973, 1659, 1869, 2919, 3871, 4361, 6811, 7031, 10981, 11613, 12371, 13083, 20433, 21093, 32943, 37113, 49217, 76867, 86597, 147651, 230601, 259791, 344519, 538069, 606179, 977309, 1033557, 1614207, 1818537, 2931927, 6841163, 20523489, 47888141, 143664423]

約数ペア:

[(1, 143664423), (3, 47888141), (7, 20523489), (21, 6841163), (49, 2931927), (79, 1818537), (89, 1614207), (139, 1033557), (147, 977309), (237, 606179), (267, 538069), (417, 344519), (553, 259791), (623, 230601), (973, 147651), (1659, 86597), (1869, 76867), (2919, 49217), (3871, 37113), (4361, 32943), (6811, 21093), (7031, 20433), (10981, 13083), (11613, 12371)]