81515416

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{152081}}^1$

素因数の和:152154

約数の個数: 16

約数和(自身を含む): 155123640

約数和(自身を除く): 73608224

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 152081, 304162, 608324, 1216648, 10189427, 20378854, 40757708, 81515416]

約数ペア:

[(1, 81515416), (2, 40757708), (4, 20378854), (8, 10189427), (67, 1216648), (134, 608324), (268, 304162), (536, 152081)]