516164873

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{19913}}^1$

素因数の和:19973

約数の個数: 18

約数和(自身を含む): 627709194

約数和(自身を除く): 111544321

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3703, 19913, 25921, 139391, 457999, 975737, 3205993, 10533977, 22441951, 73737839, 516164873]

約数ペア:

[(1, 516164873), (7, 73737839), (23, 22441951), (49, 10533977), (161, 3205993), (529, 975737), (1127, 457999), (3703, 139391), (19913, 25921)]