30706988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 61264896

約数和(自身を除く): 30557908

約数列:

[1, 2, 4, 13, 26, 31, 43, 52, 62, 86, 124, 172, 403, 443, 559, 806, 886, 1118, 1333, 1612, 1772, 2236, 2666, 5332, 5759, 11518, 13733, 17329, 19049, 23036, 27466, 34658, 38098, 54932, 69316, 76196, 178529, 247637, 357058, 495274, 590519, 714116, 990548, 1181038, 2362076, 7676747, 15353494, 30706988]

約数ペア:

[(1, 30706988), (2, 15353494), (4, 7676747), (13, 2362076), (26, 1181038), (31, 990548), (43, 714116), (52, 590519), (62, 495274), (86, 357058), (124, 247637), (172, 178529), (403, 76196), (443, 69316), (559, 54932), (806, 38098), (886, 34658), (1118, 27466), (1333, 23036), (1612, 19049), (1772, 17329), (2236, 13733), (2666, 11518), (5332, 5759)]