7781994

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^2\times {\mathrm{397}}^1$

素因数の和:433

約数の個数: 60

約数和(自身を含む): 19215042

約数和(自身を除く): 11433048

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 121, 162, 198, 242, 297, 363, 397, 594, 726, 794, 891, 1089, 1191, 1782, 2178, 2382, 3267, 3573, 4367, 6534, 7146, 8734, 9801, 10719, 13101, 19602, 21438, 26202, 32157, 39303, 48037, 64314, 78606, 96074, 117909, 144111, 235818, 288222, 353727, 432333, 707454, 864666, 1296999, 2593998, 3890997, 7781994]

約数ペア:

[(1, 7781994), (2, 3890997), (3, 2593998), (6, 1296999), (9, 864666), (11, 707454), (18, 432333), (22, 353727), (27, 288222), (33, 235818), (54, 144111), (66, 117909), (81, 96074), (99, 78606), (121, 64314), (162, 48037), (198, 39303), (242, 32157), (297, 26202), (363, 21438), (397, 19602), (594, 13101), (726, 10719), (794, 9801), (891, 8734), (1089, 7146), (1191, 6534), (1782, 4367), (2178, 3573), (2382, 3267)]