15663990082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1\times {\mathrm{4723}}^1$

素因数の和:5578

約数の個数: 32

約数和(自身を含む): 25475587200

約数和(自身を除く): 9811597118

約数列:

[1, 2, 13, 26, 199, 398, 641, 1282, 2587, 4723, 5174, 8333, 9446, 16666, 61399, 122798, 127559, 255118, 939877, 1658267, 1879754, 3027443, 3316534, 6054886, 12218401, 24436802, 39356759, 78713518, 602461157, 1204922314, 7831995041, 15663990082]

約数ペア:

[(1, 15663990082), (2, 7831995041), (13, 1204922314), (26, 602461157), (199, 78713518), (398, 39356759), (641, 24436802), (1282, 12218401), (2587, 6054886), (4723, 3316534), (5174, 3027443), (8333, 1879754), (9446, 1658267), (16666, 939877), (61399, 255118), (122798, 127559)]