399942864

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{67741}}^1$

素因数の和:67796

約数の個数: 60

約数和(自身を含む): 1146601092

約数和(自身を除く): 746658228

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 656, 738, 984, 1476, 1968, 2952, 5904, 67741, 135482, 203223, 270964, 406446, 541928, 609669, 812892, 1083856, 1219338, 1625784, 2438676, 2777381, 3251568, 4877352, 5554762, 8332143, 9754704, 11109524, 16664286, 22219048, 24996429, 33328572, 44438096, 49992858, 66657144, 99985716, 133314288, 199971432, 399942864]

約数ペア:

[(1, 399942864), (2, 199971432), (3, 133314288), (4, 99985716), (6, 66657144), (8, 49992858), (9, 44438096), (12, 33328572), (16, 24996429), (18, 22219048), (24, 16664286), (36, 11109524), (41, 9754704), (48, 8332143), (72, 5554762), (82, 4877352), (123, 3251568), (144, 2777381), (164, 2438676), (246, 1625784), (328, 1219338), (369, 1083856), (492, 812892), (656, 609669), (738, 541928), (984, 406446), (1476, 270964), (1968, 203223), (2952, 135482), (5904, 67741)]