64840804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{37963}}^1$

素因数の和:38035

約数の個数: 24

約数和(自身を含む): 131811008

約数和(自身を除く): 66970204

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 37963, 75926, 151852, 265741, 531482, 1062964, 2315743, 4631486, 9262972, 16210201, 32420402, 64840804]

約数ペア:

[(1, 64840804), (2, 32420402), (4, 16210201), (7, 9262972), (14, 4631486), (28, 2315743), (61, 1062964), (122, 531482), (244, 265741), (427, 151852), (854, 75926), (1708, 37963)]