998889256

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{3251}}^1$

素因数の和:3649

約数の個数: 32

約数和(自身を含む): 1892664000

約数和(自身を除く): 893774744

約数列:

[1, 2, 4, 8, 193, 199, 386, 398, 772, 796, 1544, 1592, 3251, 6502, 13004, 26008, 38407, 76814, 153628, 307256, 627443, 646949, 1254886, 1293898, 2509772, 2587796, 5019544, 5175592, 124861157, 249722314, 499444628, 998889256]

約数ペア:

[(1, 998889256), (2, 499444628), (4, 249722314), (8, 124861157), (193, 5175592), (199, 5019544), (386, 2587796), (398, 2509772), (772, 1293898), (796, 1254886), (1544, 646949), (1592, 627443), (3251, 307256), (6502, 153628), (13004, 76814), (26008, 38407)]