289317170

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{87407}}^1$

素因数の和:87745

約数の個数: 16

約数和(自身を含む): 522350208

約数和(自身を除く): 233033038

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 87407, 174814, 437035, 874070, 28931717, 57863434, 144658585, 289317170]

約数ペア:

[(1, 289317170), (2, 144658585), (5, 57863434), (10, 28931717), (331, 874070), (662, 437035), (1655, 174814), (3310, 87407)]