12728704

素因数分解:

$2^7\times {\mathrm{277}}^1\times {\mathrm{359}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 25520400

約数和(自身を除く): 12791696

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 277, 359, 554, 718, 1108, 1436, 2216, 2872, 4432, 5744, 8864, 11488, 17728, 22976, 35456, 45952, 99443, 198886, 397772, 795544, 1591088, 3182176, 6364352, 12728704]

約数ペア:

[(1, 12728704), (2, 6364352), (4, 3182176), (8, 1591088), (16, 795544), (32, 397772), (64, 198886), (128, 99443), (277, 45952), (359, 35456), (554, 22976), (718, 17728), (1108, 11488), (1436, 8864), (2216, 5744), (2872, 4432)]