7990731

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 14461920

約数和(自身を除く): 6471189

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 829, 1071, 1377, 2487, 3213, 5803, 7461, 9639, 14093, 17409, 22383, 42279, 52227, 67149, 98651, 126837, 156681, 295953, 380511, 470043, 887859, 1141533, 2663577, 7990731]

約数ペア:

[(1, 7990731), (3, 2663577), (7, 1141533), (9, 887859), (17, 470043), (21, 380511), (27, 295953), (51, 156681), (63, 126837), (81, 98651), (119, 67149), (153, 52227), (189, 42279), (357, 22383), (459, 17409), (567, 14093), (829, 9639), (1071, 7461), (1377, 5803), (2487, 3213)]