219626829

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 330359040

約数和(自身を除く): 110732211

約数列:

[1, 3, 9, 27, 157, 197, 263, 471, 591, 789, 1413, 1773, 2367, 4239, 5319, 7101, 30929, 41291, 51811, 92787, 123873, 155433, 278361, 371619, 466299, 835083, 1114857, 1398897, 8134327, 24402981, 73208943, 219626829]

約数ペア:

[(1, 219626829), (3, 73208943), (9, 24402981), (27, 8134327), (157, 1398897), (197, 1114857), (263, 835083), (471, 466299), (591, 371619), (789, 278361), (1413, 155433), (1773, 123873), (2367, 92787), (4239, 51811), (5319, 41291), (7101, 30929)]