15408239

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 5327761

約数列:

[1, 7, 11, 17, 77, 79, 119, 149, 187, 553, 869, 1043, 1309, 1343, 1639, 2533, 6083, 9401, 11473, 11771, 14773, 17731, 27863, 82397, 103411, 129481, 195041, 200107, 906367, 1400749, 2201177, 15408239]

約数ペア:

[(1, 15408239), (7, 2201177), (11, 1400749), (17, 906367), (77, 200107), (79, 195041), (119, 129481), (149, 103411), (187, 82397), (553, 27863), (869, 17731), (1043, 14773), (1309, 11771), (1343, 11473), (1639, 9401), (2533, 6083)]