140920346

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1$

素因数の和:1878

約数の個数: 32

約数和(自身を含む): 249778560

約数和(自身を除く): 108858214

約数列:

[1, 2, 7, 14, 37, 74, 163, 259, 326, 518, 1141, 1669, 2282, 3338, 6031, 11683, 12062, 23366, 42217, 61753, 84434, 123506, 272047, 432271, 544094, 864542, 1904329, 3808658, 10065739, 20131478, 70460173, 140920346]

約数ペア:

[(1, 140920346), (2, 70460173), (7, 20131478), (14, 10065739), (37, 3808658), (74, 1904329), (163, 864542), (259, 544094), (326, 432271), (518, 272047), (1141, 123506), (1669, 84434), (2282, 61753), (3338, 42217), (6031, 23366), (11683, 12062)]