81351426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3283

約数の個数: 64

約数和(自身を含む): 195350400

約数和(自身を除く): 113998974

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 442, 494, 646, 663, 741, 969, 1326, 1482, 1938, 3229, 4199, 6458, 8398, 9687, 12597, 19374, 25194, 41977, 54893, 61351, 83954, 109786, 122702, 125931, 164679, 184053, 251862, 329358, 368106, 713609, 797563, 1042967, 1427218, 1595126, 2085934, 2140827, 2392689, 3128901, 4281654, 4785378, 6257802, 13558571, 27117142, 40675713, 81351426]

約数ペア:

[(1, 81351426), (2, 40675713), (3, 27117142), (6, 13558571), (13, 6257802), (17, 4785378), (19, 4281654), (26, 3128901), (34, 2392689), (38, 2140827), (39, 2085934), (51, 1595126), (57, 1427218), (78, 1042967), (102, 797563), (114, 713609), (221, 368106), (247, 329358), (323, 251862), (442, 184053), (494, 164679), (646, 125931), (663, 122702), (741, 109786), (969, 83954), (1326, 61351), (1482, 54893), (1938, 41977), (3229, 25194), (4199, 19374), (6458, 12597), (8398, 9687)]