2142819

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 36

約数和(自身を含む): 3716856

約数和(自身を除く): 1574037

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 113, 129, 147, 301, 339, 387, 441, 791, 903, 1017, 2107, 2373, 2709, 4859, 5537, 6321, 7119, 14577, 16611, 18963, 34013, 43731, 49833, 102039, 238091, 306117, 714273, 2142819]

約数ペア:

[(1, 2142819), (3, 714273), (7, 306117), (9, 238091), (21, 102039), (43, 49833), (49, 43731), (63, 34013), (113, 18963), (129, 16611), (147, 14577), (301, 7119), (339, 6321), (387, 5537), (441, 4859), (791, 2709), (903, 2373), (1017, 2107)]