31293738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 77837760

約数和(自身を除く): 46544022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 307, 614, 809, 921, 1618, 1842, 2149, 2427, 2763, 4298, 4854, 5526, 5663, 6447, 7281, 11326, 12894, 14562, 16989, 19341, 33978, 38682, 50967, 101934, 248363, 496726, 745089, 1490178, 1738541, 2235267, 3477082, 4470534, 5215623, 10431246, 15646869, 31293738]

約数ペア:

[(1, 31293738), (2, 15646869), (3, 10431246), (6, 5215623), (7, 4470534), (9, 3477082), (14, 2235267), (18, 1738541), (21, 1490178), (42, 745089), (63, 496726), (126, 248363), (307, 101934), (614, 50967), (809, 38682), (921, 33978), (1618, 19341), (1842, 16989), (2149, 14562), (2427, 12894), (2763, 11326), (4298, 7281), (4854, 6447), (5526, 5663)]