81354456

素因数分解:

$2^3\times 3^5\times {\mathrm{41849}}^1$

素因数の和:41870

約数の個数: 48

約数和(自身を含む): 228501000

約数和(自身を除く): 147146544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 41849, 83698, 125547, 167396, 251094, 334792, 376641, 502188, 753282, 1004376, 1129923, 1506564, 2259846, 3013128, 3389769, 4519692, 6779538, 9039384, 10169307, 13559076, 20338614, 27118152, 40677228, 81354456]

約数ペア:

[(1, 81354456), (2, 40677228), (3, 27118152), (4, 20338614), (6, 13559076), (8, 10169307), (9, 9039384), (12, 6779538), (18, 4519692), (24, 3389769), (27, 3013128), (36, 2259846), (54, 1506564), (72, 1129923), (81, 1004376), (108, 753282), (162, 502188), (216, 376641), (243, 334792), (324, 251094), (486, 167396), (648, 125547), (972, 83698), (1944, 41849)]