28141736

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26449}}^1$

素因数の和:26481

約数の個数: 32

約数和(自身を含む): 63480000

約数和(自身を除く): 35338264

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 26449, 52898, 105796, 185143, 211592, 370286, 502531, 740572, 1005062, 1481144, 2010124, 3517717, 4020248, 7035434, 14070868, 28141736]

約数ペア:

[(1, 28141736), (2, 14070868), (4, 7035434), (7, 4020248), (8, 3517717), (14, 2010124), (19, 1481144), (28, 1005062), (38, 740572), (56, 502531), (76, 370286), (133, 211592), (152, 185143), (266, 105796), (532, 52898), (1064, 26449)]