2781051

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 4666368

約数和(自身を除く): 1885317

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 167, 183, 273, 427, 501, 793, 1169, 1281, 2171, 2379, 3507, 5551, 6513, 10187, 15197, 16653, 30561, 45591, 71309, 132431, 213927, 397293, 927017, 2781051]

約数ペア:

[(1, 2781051), (3, 927017), (7, 397293), (13, 213927), (21, 132431), (39, 71309), (61, 45591), (91, 30561), (167, 16653), (183, 15197), (273, 10187), (427, 6513), (501, 5551), (793, 3507), (1169, 2379), (1281, 2171)]