156949309

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 186126336

約数和(自身を除く): 29177027

約数列:

[1, 11, 23, 47, 67, 197, 253, 517, 737, 1081, 1541, 2167, 3149, 4531, 9259, 11891, 13199, 16951, 34639, 49841, 72427, 101849, 145189, 212957, 303577, 620353, 796697, 2342527, 3339347, 6823883, 14268119, 156949309]

約数ペア:

[(1, 156949309), (11, 14268119), (23, 6823883), (47, 3339347), (67, 2342527), (197, 796697), (253, 620353), (517, 303577), (737, 212957), (1081, 145189), (1541, 101849), (2167, 72427), (3149, 49841), (4531, 34639), (9259, 16951), (11891, 13199)]