30861621

素因数分解:

$3^3\times 7^2\times {\mathrm{23327}}^1$

素因数の和:23350

約数の個数: 24

約数和(自身を含む): 53187840

約数和(自身を除く): 22326219

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 23327, 69981, 163289, 209943, 489867, 629829, 1143023, 1469601, 3429069, 4408803, 10287207, 30861621]

約数ペア:

[(1, 30861621), (3, 10287207), (7, 4408803), (9, 3429069), (21, 1469601), (27, 1143023), (49, 629829), (63, 489867), (147, 209943), (189, 163289), (441, 69981), (1323, 23327)]