80901189

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 127670400

約数和(自身を除く): 46769211

約数列:

[1, 3, 9, 23, 43, 61, 69, 129, 149, 183, 207, 387, 447, 549, 989, 1341, 1403, 2623, 2967, 3427, 4209, 6407, 7869, 8901, 9089, 10281, 12627, 19221, 23607, 27267, 30843, 57663, 60329, 81801, 147361, 180987, 209047, 390827, 442083, 542961, 627141, 1172481, 1326249, 1881423, 3517443, 8989021, 26967063, 80901189]

約数ペア:

[(1, 80901189), (3, 26967063), (9, 8989021), (23, 3517443), (43, 1881423), (61, 1326249), (69, 1172481), (129, 627141), (149, 542961), (183, 442083), (207, 390827), (387, 209047), (447, 180987), (549, 147361), (989, 81801), (1341, 60329), (1403, 57663), (2623, 30843), (2967, 27267), (3427, 23607), (4209, 19221), (6407, 12627), (7869, 10281), (8901, 9089)]