13996017

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 24624000

約数和(自身を除く): 10627983

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 149, 189, 213, 441, 447, 497, 639, 1043, 1323, 1341, 1491, 1917, 3129, 3479, 4023, 4473, 7301, 9387, 10437, 10579, 13419, 21903, 28161, 31311, 31737, 65709, 74053, 93933, 95211, 197127, 222159, 285633, 518371, 666477, 1555113, 1999431, 4665339, 13996017]

約数ペア:

[(1, 13996017), (3, 4665339), (7, 1999431), (9, 1555113), (21, 666477), (27, 518371), (49, 285633), (63, 222159), (71, 197127), (147, 95211), (149, 93933), (189, 74053), (213, 65709), (441, 31737), (447, 31311), (497, 28161), (639, 21903), (1043, 13419), (1323, 10579), (1341, 10437), (1491, 9387), (1917, 7301), (3129, 4473), (3479, 4023)]