68904969

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 39475191

約数列:

[1, 3, 7, 21, 41, 123, 191, 287, 419, 573, 861, 1257, 1337, 2933, 4011, 7831, 8799, 17179, 23493, 51537, 54817, 80029, 120253, 164451, 240087, 360759, 560203, 1680609, 3281189, 9843567, 22968323, 68904969]

約数ペア:

[(1, 68904969), (3, 22968323), (7, 9843567), (21, 3281189), (41, 1680609), (123, 560203), (191, 360759), (287, 240087), (419, 164451), (573, 120253), (861, 80029), (1257, 54817), (1337, 51537), (2933, 23493), (4011, 17179), (7831, 8799)]