64813047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 100101120

約数和(自身を除く): 35288073

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 893, 1833, 1861, 2679, 5583, 11609, 24193, 34827, 35359, 72579, 87467, 106077, 262401, 459667, 1137071, 1379001, 1661873, 3411213, 4985619, 21604349, 64813047]

約数ペア:

[(1, 64813047), (3, 21604349), (13, 4985619), (19, 3411213), (39, 1661873), (47, 1379001), (57, 1137071), (141, 459667), (247, 262401), (611, 106077), (741, 87467), (893, 72579), (1833, 35359), (1861, 34827), (2679, 24193), (5583, 11609)]