13218228

素因数分解:

$2^2\times 3^7\times {\mathrm{1511}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 34715520

約数和(自身を除く): 21497292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 1511, 2187, 2916, 3022, 4374, 4533, 6044, 8748, 9066, 13599, 18132, 27198, 40797, 54396, 81594, 122391, 163188, 244782, 367173, 489564, 734346, 1101519, 1468692, 2203038, 3304557, 4406076, 6609114, 13218228]

約数ペア:

[(1, 13218228), (2, 6609114), (3, 4406076), (4, 3304557), (6, 2203038), (9, 1468692), (12, 1101519), (18, 734346), (27, 489564), (36, 367173), (54, 244782), (81, 163188), (108, 122391), (162, 81594), (243, 54396), (324, 40797), (486, 27198), (729, 18132), (972, 13599), (1458, 9066), (1511, 8748), (2187, 6044), (2916, 4533), (3022, 4374)]