72139804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{1861}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 137951856

約数和(自身を除く): 65812052

約数列:

[1, 2, 4, 11, 22, 44, 881, 1762, 1861, 3524, 3722, 7444, 9691, 19382, 20471, 38764, 40942, 81884, 1639541, 3279082, 6558164, 18034951, 36069902, 72139804]

約数ペア:

[(1, 72139804), (2, 36069902), (4, 18034951), (11, 6558164), (22, 3279082), (44, 1639541), (881, 81884), (1762, 40942), (1861, 38764), (3524, 20471), (3722, 19382), (7444, 9691)]