156912172431

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140981287}}^1$

素因数の和:140981350

約数の個数: 16

約数和(自身を含む): 243615665664

約数和(自身を除く): 86703493233

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 140981287, 422943861, 986869009, 2960607027, 7472008211, 22416024633, 52304057477, 156912172431]

約数ペア:

[(1, 156912172431), (3, 52304057477), (7, 22416024633), (21, 7472008211), (53, 2960607027), (159, 986869009), (371, 422943861), (1113, 140981287)]