260121258

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 572832000

約数和(自身を除く): 312710742

約数列:

[1, 2, 3, 6, 9, 18, 101, 199, 202, 303, 398, 597, 606, 719, 909, 1194, 1438, 1791, 1818, 2157, 3582, 4314, 6471, 12942, 20099, 40198, 60297, 72619, 120594, 143081, 145238, 180891, 217857, 286162, 361782, 429243, 435714, 653571, 858486, 1287729, 1307142, 2575458, 14451181, 28902362, 43353543, 86707086, 130060629, 260121258]

約数ペア:

[(1, 260121258), (2, 130060629), (3, 86707086), (6, 43353543), (9, 28902362), (18, 14451181), (101, 2575458), (199, 1307142), (202, 1287729), (303, 858486), (398, 653571), (597, 435714), (606, 429243), (719, 361782), (909, 286162), (1194, 217857), (1438, 180891), (1791, 145238), (1818, 143081), (2157, 120594), (3582, 72619), (4314, 60297), (6471, 40198), (12942, 20099)]