12643995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 25482240

約数和(自身を除く): 12838245

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 59, 65, 91, 105, 157, 177, 195, 273, 295, 413, 455, 471, 767, 785, 885, 1099, 1239, 1365, 2041, 2065, 2301, 2355, 3297, 3835, 5369, 5495, 6123, 6195, 9263, 10205, 11505, 14287, 16107, 16485, 26845, 27789, 30615, 42861, 46315, 64841, 71435, 80535, 120419, 138945, 194523, 214305, 324205, 361257, 602095, 842933, 972615, 1806285, 2528799, 4214665, 12643995]

約数ペア:

[(1, 12643995), (3, 4214665), (5, 2528799), (7, 1806285), (13, 972615), (15, 842933), (21, 602095), (35, 361257), (39, 324205), (59, 214305), (65, 194523), (91, 138945), (105, 120419), (157, 80535), (177, 71435), (195, 64841), (273, 46315), (295, 42861), (413, 30615), (455, 27789), (471, 26845), (767, 16485), (785, 16107), (885, 14287), (1099, 11505), (1239, 10205), (1365, 9263), (2041, 6195), (2065, 6123), (2301, 5495), (2355, 5369), (3297, 3835)]