22165731

素因数分解:

$3^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 38648064

約数和(自身を除く): 16482333

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 157, 189, 243, 249, 471, 567, 581, 747, 1099, 1413, 1701, 1743, 2241, 3297, 4239, 5229, 6723, 9891, 12717, 13031, 15687, 20169, 29673, 38151, 39093, 47061, 89019, 91217, 117279, 141183, 267057, 273651, 351837, 820953, 1055511, 2462859, 3166533, 7388577, 22165731]

約数ペア:

[(1, 22165731), (3, 7388577), (7, 3166533), (9, 2462859), (21, 1055511), (27, 820953), (63, 351837), (81, 273651), (83, 267057), (157, 141183), (189, 117279), (243, 91217), (249, 89019), (471, 47061), (567, 39093), (581, 38151), (747, 29673), (1099, 20169), (1413, 15687), (1701, 13031), (1743, 12717), (2241, 9891), (3297, 6723), (4239, 5229)]