142155398

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2707}}^1$

素因数の和:2769

約数の個数: 48

約数和(自身を含む): 276605952

約数和(自身を除く): 134450554

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 434, 682, 847, 1694, 2387, 2707, 3751, 4774, 5414, 7502, 18949, 26257, 29777, 37898, 52514, 59554, 83917, 167834, 208439, 327547, 416878, 587419, 655094, 923087, 1174838, 1846174, 2292829, 4585658, 6461609, 10153957, 12923218, 20307914, 71077699, 142155398]

約数ペア:

[(1, 142155398), (2, 71077699), (7, 20307914), (11, 12923218), (14, 10153957), (22, 6461609), (31, 4585658), (62, 2292829), (77, 1846174), (121, 1174838), (154, 923087), (217, 655094), (242, 587419), (341, 416878), (434, 327547), (682, 208439), (847, 167834), (1694, 83917), (2387, 59554), (2707, 52514), (3751, 37898), (4774, 29777), (5414, 26257), (7502, 18949)]