398503128

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 1010592000

約数和(自身を除く): 612088872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 347, 436, 439, 654, 694, 872, 878, 1041, 1308, 1317, 1388, 1756, 2082, 2616, 2634, 2776, 3512, 4164, 5268, 8328, 10536, 37823, 47851, 75646, 95702, 113469, 143553, 151292, 152333, 191404, 226938, 287106, 302584, 304666, 382808, 453876, 456999, 574212, 609332, 907752, 913998, 1148424, 1218664, 1827996, 3655992, 16604297, 33208594, 49812891, 66417188, 99625782, 132834376, 199251564, 398503128]

約数ペア:

[(1, 398503128), (2, 199251564), (3, 132834376), (4, 99625782), (6, 66417188), (8, 49812891), (12, 33208594), (24, 16604297), (109, 3655992), (218, 1827996), (327, 1218664), (347, 1148424), (436, 913998), (439, 907752), (654, 609332), (694, 574212), (872, 456999), (878, 453876), (1041, 382808), (1308, 304666), (1317, 302584), (1388, 287106), (1756, 226938), (2082, 191404), (2616, 152333), (2634, 151292), (2776, 143553), (3512, 113469), (4164, 95702), (5268, 75646), (8328, 47851), (10536, 37823)]