81742443

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 38526357

約数列:

[1, 3, 17, 31, 51, 93, 149, 347, 447, 527, 1041, 1581, 2533, 4619, 5899, 7599, 10757, 13857, 17697, 32271, 51703, 78523, 155109, 182869, 235569, 548607, 878951, 1602793, 2636853, 4808379, 27247481, 81742443]

約数ペア:

[(1, 81742443), (3, 27247481), (17, 4808379), (31, 2636853), (51, 1602793), (93, 878951), (149, 548607), (347, 235569), (447, 182869), (527, 155109), (1041, 78523), (1581, 51703), (2533, 32271), (4619, 17697), (5899, 13857), (7599, 10757)]