289656464

素因数分解:

$2^4\times {\mathrm{1381}}^1\times {\mathrm{13109}}^1$

素因数の和:14498

約数の個数: 20

約数和(自身を含む): 561658620

約数和(自身を除く): 272002156

約数列:

[1, 2, 4, 8, 16, 1381, 2762, 5524, 11048, 13109, 22096, 26218, 52436, 104872, 209744, 18103529, 36207058, 72414116, 144828232, 289656464]

約数ペア:

[(1, 289656464), (2, 144828232), (4, 72414116), (8, 36207058), (16, 18103529), (1381, 209744), (2762, 104872), (5524, 52436), (11048, 26218), (13109, 22096)]