169902747

素因数分解:

$3^2\times 7^2\times {\mathrm{385267}}^1$

素因数の和:385287

約数の個数: 18

約数和(自身を含む): 285483588

約数和(自身を除く): 115580841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 385267, 1155801, 2696869, 3467403, 8090607, 18878083, 24271821, 56634249, 169902747]

約数ペア:

[(1, 169902747), (3, 56634249), (7, 24271821), (9, 18878083), (21, 8090607), (49, 3467403), (63, 2696869), (147, 1155801), (441, 385267)]