2637921

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 36

約数和(自身を含む): 4283664

約数和(自身を除く): 1645743

約数列:

[1, 3, 11, 13, 33, 39, 43, 121, 129, 143, 169, 363, 429, 473, 507, 559, 1419, 1573, 1677, 1859, 4719, 5203, 5577, 6149, 7267, 15609, 18447, 20449, 21801, 61347, 67639, 79937, 202917, 239811, 879307, 2637921]

約数ペア:

[(1, 2637921), (3, 879307), (11, 239811), (13, 202917), (33, 79937), (39, 67639), (43, 61347), (121, 21801), (129, 20449), (143, 18447), (169, 15609), (363, 7267), (429, 6149), (473, 5577), (507, 5203), (559, 4719), (1419, 1859), (1573, 1677)]