27720556407

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1\times {\mathrm{4001}}^1$

素因数の和:5364

約数の個数: 48

約数和(自身を含む): 43552005120

約数和(自身を除く): 15831448713

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1307, 1767, 3921, 4001, 5301, 11763, 12003, 24833, 36009, 40517, 74499, 76019, 121551, 124031, 223497, 228057, 364653, 372093, 684171, 769823, 1116279, 2309469, 2356589, 5229307, 6928407, 7069767, 15687921, 21209301, 47063763, 99356833, 162108517, 298070499, 486325551, 894211497, 1458976653, 3080061823, 9240185469, 27720556407]

約数ペア:

[(1, 27720556407), (3, 9240185469), (9, 3080061823), (19, 1458976653), (31, 894211497), (57, 486325551), (93, 298070499), (171, 162108517), (279, 99356833), (589, 47063763), (1307, 21209301), (1767, 15687921), (3921, 7069767), (4001, 6928407), (5301, 5229307), (11763, 2356589), (12003, 2309469), (24833, 1116279), (36009, 769823), (40517, 684171), (74499, 372093), (76019, 364653), (121551, 228057), (124031, 223497)]