2639811

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:482

約数の個数: 16

約数和(自身を含む): 3760128

約数和(自身を除く): 1120317

約数列:

[1, 3, 17, 51, 191, 271, 573, 813, 3247, 4607, 9741, 13821, 51761, 155283, 879937, 2639811]

約数ペア:

[(1, 2639811), (3, 879937), (17, 155283), (51, 51761), (191, 13821), (271, 9741), (573, 4607), (813, 3247)]