81170607

素因数分解:

$3^1\times 7^4\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 129070080

約数和(自身を除く): 47899473

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 191, 343, 413, 573, 1029, 1239, 1337, 2401, 2891, 4011, 7203, 8673, 9359, 11269, 20237, 28077, 33807, 60711, 65513, 78883, 141659, 196539, 236649, 424977, 458591, 552181, 1375773, 1656543, 3865267, 11595801, 27056869, 81170607]

約数ペア:

[(1, 81170607), (3, 27056869), (7, 11595801), (21, 3865267), (49, 1656543), (59, 1375773), (147, 552181), (177, 458591), (191, 424977), (343, 236649), (413, 196539), (573, 141659), (1029, 78883), (1239, 65513), (1337, 60711), (2401, 33807), (2891, 28077), (4011, 20237), (7203, 11269), (8673, 9359)]