222721811

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 48712429

約数列:

[1, 13, 17, 23, 43, 221, 299, 391, 559, 731, 989, 1019, 5083, 9503, 12857, 13247, 16813, 17323, 23437, 43817, 218569, 225199, 304681, 398429, 569621, 744889, 1007791, 5179577, 9683557, 13101283, 17132447, 222721811]

約数ペア:

[(1, 222721811), (13, 17132447), (17, 13101283), (23, 9683557), (43, 5179577), (221, 1007791), (299, 744889), (391, 569621), (559, 398429), (731, 304681), (989, 225199), (1019, 218569), (5083, 43817), (9503, 23437), (12857, 17323), (13247, 16813)]