1668416

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 28

約数和(自身を含む): 3352800

約数和(自身を除く): 1684384

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 199, 262, 398, 524, 796, 1048, 1592, 2096, 3184, 4192, 6368, 8384, 12736, 26069, 52138, 104276, 208552, 417104, 834208, 1668416]

約数ペア:

[(1, 1668416), (2, 834208), (4, 417104), (8, 208552), (16, 104276), (32, 52138), (64, 26069), (131, 12736), (199, 8384), (262, 6368), (398, 4192), (524, 3184), (796, 2096), (1048, 1592)]