8921493

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 15814656

約数和(自身を除く): 6893163

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 131, 141, 161, 207, 329, 393, 423, 483, 917, 987, 1081, 1179, 1449, 2751, 2961, 3013, 3243, 6157, 7567, 8253, 9039, 9729, 18471, 21091, 22701, 27117, 43099, 55413, 63273, 68103, 129297, 141611, 189819, 387891, 424833, 991277, 1274499, 2973831, 8921493]

約数ペア:

[(1, 8921493), (3, 2973831), (7, 1274499), (9, 991277), (21, 424833), (23, 387891), (47, 189819), (63, 141611), (69, 129297), (131, 68103), (141, 63273), (161, 55413), (207, 43099), (329, 27117), (393, 22701), (423, 21091), (483, 18471), (917, 9729), (987, 9039), (1081, 8253), (1179, 7567), (1449, 6157), (2751, 3243), (2961, 3013)]