64420697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 78090240

約数和(自身を除く): 13669543

約数列:

[1, 11, 19, 31, 61, 163, 209, 341, 589, 671, 1159, 1793, 1891, 3097, 5053, 6479, 9943, 12749, 20801, 34067, 35929, 55583, 96007, 109373, 188917, 308233, 395219, 1056077, 2078087, 3390563, 5856427, 64420697]

約数ペア:

[(1, 64420697), (11, 5856427), (19, 3390563), (31, 2078087), (61, 1056077), (163, 395219), (209, 308233), (341, 188917), (589, 109373), (671, 96007), (1159, 55583), (1793, 35929), (1891, 34067), (3097, 20801), (5053, 12749), (6479, 9943)]