64778908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{859}}^1\times {\mathrm{1109}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 120279600

約数和(自身を除く): 55500692

約数列:

[1, 2, 4, 17, 34, 68, 859, 1109, 1718, 2218, 3436, 4436, 14603, 18853, 29206, 37706, 58412, 75412, 952631, 1905262, 3810524, 16194727, 32389454, 64778908]

約数ペア:

[(1, 64778908), (2, 32389454), (4, 16194727), (17, 3810524), (34, 1905262), (68, 952631), (859, 75412), (1109, 58412), (1718, 37706), (2218, 29206), (3436, 18853), (4436, 14603)]