72404164

素因数分解:

$2^2\times 7^2\times {\mathrm{369409}}^1$

素因数の和:369427

約数の個数: 18

約数和(自身を含む): 147394590

約数和(自身を除く): 74990426

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 369409, 738818, 1477636, 2585863, 5171726, 10343452, 18101041, 36202082, 72404164]

約数ペア:

[(1, 72404164), (2, 36202082), (4, 18101041), (7, 10343452), (14, 5171726), (28, 2585863), (49, 1477636), (98, 738818), (196, 369409)]