720199238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{305947}}^1$

素因数の和:306067

約数の個数: 16

約数和(自身を含む): 1189525824

約数和(自身を除く): 469326586

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 305947, 611894, 3365417, 6730834, 32736329, 65472658, 360099619, 720199238]

約数ペア:

[(1, 720199238), (2, 360099619), (11, 65472658), (22, 32736329), (107, 6730834), (214, 3365417), (1177, 611894), (2354, 305947)]