8901981

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 14798784

約数和(自身を除く): 5896803

約数列:

[1, 3, 9, 11, 27, 33, 81, 97, 99, 103, 291, 297, 309, 873, 891, 927, 1067, 1133, 2619, 2781, 3201, 3399, 7857, 8343, 9603, 9991, 10197, 28809, 29973, 30591, 86427, 89919, 91773, 109901, 269757, 329703, 809271, 989109, 2967327, 8901981]

約数ペア:

[(1, 8901981), (3, 2967327), (9, 989109), (11, 809271), (27, 329703), (33, 269757), (81, 109901), (97, 91773), (99, 89919), (103, 86427), (291, 30591), (297, 29973), (309, 28809), (873, 10197), (891, 9991), (927, 9603), (1067, 8343), (1133, 7857), (2619, 3399), (2781, 3201)]