72721892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13477}}^1$

素因数の和:13571

約数の個数: 24

約数和(自身を含む): 135858240

約数和(自身を除く): 63136348

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 13477, 26954, 53908, 256063, 512126, 956867, 1024252, 1913734, 3827468, 18180473, 36360946, 72721892]

約数ペア:

[(1, 72721892), (2, 36360946), (4, 18180473), (19, 3827468), (38, 1913734), (71, 1024252), (76, 956867), (142, 512126), (284, 256063), (1349, 53908), (2698, 26954), (5396, 13477)]