64864878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1493}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 140053536

約数和(自身を除く): 75188658

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 557, 1114, 1493, 1671, 2986, 3342, 4479, 7241, 8958, 14482, 19409, 21723, 38818, 43446, 58227, 116454, 831601, 1663202, 2494803, 4989606, 10810813, 21621626, 32432439, 64864878]

約数ペア:

[(1, 64864878), (2, 32432439), (3, 21621626), (6, 10810813), (13, 4989606), (26, 2494803), (39, 1663202), (78, 831601), (557, 116454), (1114, 58227), (1493, 43446), (1671, 38818), (2986, 21723), (3342, 19409), (4479, 14482), (7241, 8958)]