81429748

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{7537}}^1$

素因数の和:7651

約数の個数: 24

約数和(自身を含む): 148377992

約数和(自身を除く): 66948244

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 292, 2701, 5402, 7537, 10804, 15074, 30148, 278869, 550201, 557738, 1100402, 1115476, 2200804, 20357437, 40714874, 81429748]

約数ペア:

[(1, 81429748), (2, 40714874), (4, 20357437), (37, 2200804), (73, 1115476), (74, 1100402), (146, 557738), (148, 550201), (292, 278869), (2701, 30148), (5402, 15074), (7537, 10804)]