2493387

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 3935568

約数和(自身を除く): 1442181

約数列:

[1, 3, 9, 13, 39, 101, 117, 211, 303, 633, 909, 1313, 1899, 2743, 3939, 8229, 11817, 21311, 24687, 63933, 191799, 277043, 831129, 2493387]

約数ペア:

[(1, 2493387), (3, 831129), (9, 277043), (13, 191799), (39, 63933), (101, 24687), (117, 21311), (211, 11817), (303, 8229), (633, 3939), (909, 2743), (1313, 1899)]