128409588

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{19927}}^1$

素因数の和:20116

約数の個数: 36

約数和(自身を含む): 326420640

約数和(自身を除く): 198011052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 6444, 19927, 39854, 59781, 79708, 119562, 179343, 239124, 358686, 717372, 3566933, 7133866, 10700799, 14267732, 21401598, 32102397, 42803196, 64204794, 128409588]

約数ペア:

[(1, 128409588), (2, 64204794), (3, 42803196), (4, 32102397), (6, 21401598), (9, 14267732), (12, 10700799), (18, 7133866), (36, 3566933), (179, 717372), (358, 358686), (537, 239124), (716, 179343), (1074, 119562), (1611, 79708), (2148, 59781), (3222, 39854), (6444, 19927)]