12980695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 19611648

約数和(自身を除く): 6630953

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 607, 611, 1645, 3035, 3055, 4249, 4277, 7891, 21245, 21385, 28529, 39455, 55237, 142645, 199703, 276185, 370877, 998515, 1854385, 2596139, 12980695]

約数ペア:

[(1, 12980695), (5, 2596139), (7, 1854385), (13, 998515), (35, 370877), (47, 276185), (65, 199703), (91, 142645), (235, 55237), (329, 39455), (455, 28529), (607, 21385), (611, 21245), (1645, 7891), (3035, 4277), (3055, 4249)]