7831265778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{875393}}^1$

素因数の和:875479

約数の個数: 48

約数和(自身を含む): 19664850816

約数和(自身を除く): 11833585038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 875393, 1750786, 2626179, 5252358, 6127751, 7878537, 12255502, 15757074, 18383253, 36766506, 55149759, 62152903, 110299518, 124305806, 186458709, 372917418, 435070321, 559376127, 870140642, 1118752254, 1305210963, 2610421926, 3915632889, 7831265778]

約数ペア:

[(1, 7831265778), (2, 3915632889), (3, 2610421926), (6, 1305210963), (7, 1118752254), (9, 870140642), (14, 559376127), (18, 435070321), (21, 372917418), (42, 186458709), (63, 124305806), (71, 110299518), (126, 62152903), (142, 55149759), (213, 36766506), (426, 18383253), (497, 15757074), (639, 12255502), (994, 7878537), (1278, 6127751), (1491, 5252358), (2982, 2626179), (4473, 1750786), (8946, 875393)]