261553262

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 456192000

約数和(自身を除く): 194638738

約数列:

[1, 2, 17, 29, 31, 34, 43, 58, 62, 86, 199, 398, 493, 527, 731, 899, 986, 1054, 1247, 1333, 1462, 1798, 2494, 2666, 3383, 5771, 6169, 6766, 8557, 11542, 12338, 15283, 17114, 21199, 22661, 30566, 38657, 42398, 45322, 77314, 98107, 104873, 145469, 178901, 196214, 209746, 248153, 265267, 290938, 357802, 496306, 530534, 657169, 1314338, 3041317, 4218601, 4509539, 6082634, 7692743, 8437202, 9019078, 15385486, 130776631, 261553262]

約数ペア:

[(1, 261553262), (2, 130776631), (17, 15385486), (29, 9019078), (31, 8437202), (34, 7692743), (43, 6082634), (58, 4509539), (62, 4218601), (86, 3041317), (199, 1314338), (398, 657169), (493, 530534), (527, 496306), (731, 357802), (899, 290938), (986, 265267), (1054, 248153), (1247, 209746), (1333, 196214), (1462, 178901), (1798, 145469), (2494, 104873), (2666, 98107), (3383, 77314), (5771, 45322), (6169, 42398), (6766, 38657), (8557, 30566), (11542, 22661), (12338, 21199), (15283, 17114)]