64986978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13693}}^1$

素因数の和:13818

約数の個数: 32

約数和(自身を含む): 149867136

約数和(自身を除く): 84880158

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4746, 13693, 27386, 41079, 82158, 95851, 191702, 287553, 575106, 1547309, 3094618, 4641927, 9283854, 10831163, 21662326, 32493489, 64986978]

約数ペア:

[(1, 64986978), (2, 32493489), (3, 21662326), (6, 10831163), (7, 9283854), (14, 4641927), (21, 3094618), (42, 1547309), (113, 575106), (226, 287553), (339, 191702), (678, 95851), (791, 82158), (1582, 41079), (2373, 27386), (4746, 13693)]