12830481

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 20490624

約数和(自身を除く): 7660143

約数列:

[1, 3, 9, 23, 27, 69, 71, 81, 97, 207, 213, 291, 621, 639, 873, 1633, 1863, 1917, 2231, 2619, 4899, 5751, 6693, 6887, 7857, 14697, 20079, 20661, 44091, 60237, 61983, 132273, 158401, 180711, 185949, 475203, 557847, 1425609, 4276827, 12830481]

約数ペア:

[(1, 12830481), (3, 4276827), (9, 1425609), (23, 557847), (27, 475203), (69, 185949), (71, 180711), (81, 158401), (97, 132273), (207, 61983), (213, 60237), (291, 44091), (621, 20661), (639, 20079), (873, 14697), (1633, 7857), (1863, 6887), (1917, 6693), (2231, 5751), (2619, 4899)]