649816089

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{1123}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 961532544

約数和(自身を除く): 311716455

約数列:

[1, 3, 13, 37, 39, 111, 401, 481, 1123, 1203, 1443, 3369, 5213, 14599, 14837, 15639, 41551, 43797, 44511, 124653, 192881, 450323, 540163, 578643, 1350969, 1620489, 5854199, 16661951, 17562597, 49985853, 216605363, 649816089]

約数ペア:

[(1, 649816089), (3, 216605363), (13, 49985853), (37, 17562597), (39, 16661951), (111, 5854199), (401, 1620489), (481, 1350969), (1123, 578643), (1203, 540163), (1443, 450323), (3369, 192881), (5213, 124653), (14599, 44511), (14837, 43797), (15639, 41551)]