145291216

素因数分解:

$2^4\times 7^1\times {\mathrm{1297243}}^1$

素因数の和:1297258

約数の個数: 20

約数和(自身を含む): 321716512

約数和(自身を除く): 176425296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1297243, 2594486, 5188972, 9080701, 10377944, 18161402, 20755888, 36322804, 72645608, 145291216]

約数ペア:

[(1, 145291216), (2, 72645608), (4, 36322804), (7, 20755888), (8, 18161402), (14, 10377944), (16, 9080701), (28, 5188972), (56, 2594486), (112, 1297243)]