30831129

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 54912000

約数和(自身を除く): 24080871

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 599, 817, 903, 1197, 1797, 2451, 2709, 4193, 5391, 5719, 7353, 11381, 12579, 17157, 25757, 34143, 37737, 51471, 77271, 79667, 102429, 180299, 231813, 239001, 489383, 540897, 717003, 1468149, 1622691, 3425681, 4404447, 10277043, 30831129]

約数ペア:

[(1, 30831129), (3, 10277043), (7, 4404447), (9, 3425681), (19, 1622691), (21, 1468149), (43, 717003), (57, 540897), (63, 489383), (129, 239001), (133, 231813), (171, 180299), (301, 102429), (387, 79667), (399, 77271), (599, 51471), (817, 37737), (903, 34143), (1197, 25757), (1797, 17157), (2451, 12579), (2709, 11381), (4193, 7353), (5391, 5719)]