245868246

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3253}}^1$

素因数の和:3310

約数の個数: 96

約数和(自身を含む): 639606240

約数和(自身を除く): 393737994

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 153, 171, 221, 234, 247, 306, 323, 342, 442, 494, 646, 663, 741, 969, 1326, 1482, 1938, 1989, 2223, 2907, 3253, 3978, 4199, 4446, 5814, 6506, 8398, 9759, 12597, 19518, 25194, 29277, 37791, 42289, 55301, 58554, 61807, 75582, 84578, 110602, 123614, 126867, 165903, 185421, 253734, 331806, 370842, 380601, 497709, 556263, 718913, 761202, 803491, 995418, 1050719, 1112526, 1437826, 1606982, 2101438, 2156739, 2410473, 3152157, 4313478, 4820946, 6304314, 6470217, 7231419, 9456471, 12940434, 13659347, 14462838, 18912942, 27318694, 40978041, 81956082, 122934123, 245868246]

約数ペア:

[(1, 245868246), (2, 122934123), (3, 81956082), (6, 40978041), (9, 27318694), (13, 18912942), (17, 14462838), (18, 13659347), (19, 12940434), (26, 9456471), (34, 7231419), (38, 6470217), (39, 6304314), (51, 4820946), (57, 4313478), (78, 3152157), (102, 2410473), (114, 2156739), (117, 2101438), (153, 1606982), (171, 1437826), (221, 1112526), (234, 1050719), (247, 995418), (306, 803491), (323, 761202), (342, 718913), (442, 556263), (494, 497709), (646, 380601), (663, 370842), (741, 331806), (969, 253734), (1326, 185421), (1482, 165903), (1938, 126867), (1989, 123614), (2223, 110602), (2907, 84578), (3253, 75582), (3978, 61807), (4199, 58554), (4446, 55301), (5814, 42289), (6506, 37791), (8398, 29277), (9759, 25194), (12597, 19518)]