1810972008

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{354259}}^1$

素因数の和:354342

約数の個数: 48

約数和(自身を含む): 4973810400

約数和(自身を除く): 3162838392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 354259, 708518, 1062777, 1417036, 2125554, 2834072, 3188331, 4251108, 6376662, 8502216, 12753324, 25152389, 25506648, 50304778, 75457167, 100609556, 150914334, 201219112, 226371501, 301828668, 452743002, 603657336, 905486004, 1810972008]

約数ペア:

[(1, 1810972008), (2, 905486004), (3, 603657336), (4, 452743002), (6, 301828668), (8, 226371501), (9, 201219112), (12, 150914334), (18, 100609556), (24, 75457167), (36, 50304778), (71, 25506648), (72, 25152389), (142, 12753324), (213, 8502216), (284, 6376662), (426, 4251108), (568, 3188331), (639, 2834072), (852, 2125554), (1278, 1417036), (1704, 1062777), (2556, 708518), (5112, 354259)]