208528065

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{65267}}^1$

素因数の和:65349

約数の個数: 24

約数和(自身を含む): 366545088

約数和(自身を除く): 158017023

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 65267, 195801, 326335, 587403, 979005, 2937015, 4633957, 13901871, 23169785, 41705613, 69509355, 208528065]

約数ペア:

[(1, 208528065), (3, 69509355), (5, 41705613), (9, 23169785), (15, 13901871), (45, 4633957), (71, 2937015), (213, 979005), (355, 587403), (639, 326335), (1065, 195801), (3195, 65267)]