31439298

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 41136702

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 139, 149, 253, 278, 298, 417, 447, 506, 759, 834, 894, 1518, 1529, 1639, 3058, 3197, 3278, 3427, 4587, 4917, 6394, 6854, 9174, 9591, 9834, 10281, 19182, 20562, 20711, 35167, 37697, 41422, 62133, 70334, 75394, 105501, 113091, 124266, 211002, 226182, 227821, 455642, 476353, 683463, 952706, 1366926, 1429059, 2858118, 5239883, 10479766, 15719649, 31439298]

約数ペア:

[(1, 31439298), (2, 15719649), (3, 10479766), (6, 5239883), (11, 2858118), (22, 1429059), (23, 1366926), (33, 952706), (46, 683463), (66, 476353), (69, 455642), (138, 227821), (139, 226182), (149, 211002), (253, 124266), (278, 113091), (298, 105501), (417, 75394), (447, 70334), (506, 62133), (759, 41422), (834, 37697), (894, 35167), (1518, 20711), (1529, 20562), (1639, 19182), (3058, 10281), (3197, 9834), (3278, 9591), (3427, 9174), (4587, 6854), (4917, 6394)]