1242163783

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{20357}}^1$

素因数の和:20766

約数の個数: 16

約数和(自身を含む): 1485319680

約数和(自身を除く): 243155897

約数列:

[1, 7, 23, 161, 379, 2653, 8717, 20357, 61019, 142499, 468211, 3277477, 7715303, 54007121, 177451969, 1242163783]

約数ペア:

[(1, 1242163783), (7, 177451969), (23, 54007121), (161, 7715303), (379, 3277477), (2653, 468211), (8717, 142499), (20357, 61019)]