142725219

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1213}}^1$

素因数の和:1667

約数の個数: 32

約数和(自身を含む): 234952704

約数和(自身を除く): 92227485

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 431, 1213, 1293, 3017, 3639, 5603, 8491, 9051, 15769, 16809, 25473, 39221, 47307, 110383, 117663, 331149, 522803, 1568409, 3659621, 6796439, 10978863, 20389317, 47575073, 142725219]

約数ペア:

[(1, 142725219), (3, 47575073), (7, 20389317), (13, 10978863), (21, 6796439), (39, 3659621), (91, 1568409), (273, 522803), (431, 331149), (1213, 117663), (1293, 110383), (3017, 47307), (3639, 39221), (5603, 25473), (8491, 16809), (9051, 15769)]