13921479

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 24504480

約数和(自身を除く): 10583001

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 261, 319, 373, 377, 429, 957, 1119, 1131, 1287, 2871, 3357, 3393, 4103, 4147, 4849, 10817, 12309, 12441, 14547, 32451, 36927, 37323, 43641, 53339, 97353, 118987, 140621, 160017, 356961, 421863, 480051, 1070883, 1265589, 1546831, 4640493, 13921479]

約数ペア:

[(1, 13921479), (3, 4640493), (9, 1546831), (11, 1265589), (13, 1070883), (29, 480051), (33, 421863), (39, 356961), (87, 160017), (99, 140621), (117, 118987), (143, 97353), (261, 53339), (319, 43641), (373, 37323), (377, 36927), (429, 32451), (957, 14547), (1119, 12441), (1131, 12309), (1287, 10817), (2871, 4849), (3357, 4147), (3393, 4103)]