218502479

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{22993}}^1$

素因数の和:23066

約数の個数: 16

約数和(自身を含む): 254957472

約数和(自身を除く): 36454993

約数列:

[1, 13, 17, 43, 221, 559, 731, 9503, 22993, 298909, 390881, 988699, 5081453, 12853087, 16807883, 218502479]

約数ペア:

[(1, 218502479), (13, 16807883), (17, 12853087), (43, 5081453), (221, 988699), (559, 390881), (731, 298909), (9503, 22993)]