78635778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1979

約数の個数: 64

約数和(自身を含む): 185213952

約数和(自身を除く): 106578174

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 62, 78, 93, 102, 186, 221, 403, 442, 527, 663, 806, 1054, 1209, 1326, 1581, 1913, 2418, 3162, 3826, 5739, 6851, 11478, 13702, 20553, 24869, 32521, 41106, 49738, 59303, 65042, 74607, 97563, 118606, 149214, 177909, 195126, 355818, 422773, 770939, 845546, 1008151, 1268319, 1541878, 2016302, 2312817, 2536638, 3024453, 4625634, 6048906, 13105963, 26211926, 39317889, 78635778]

約数ペア:

[(1, 78635778), (2, 39317889), (3, 26211926), (6, 13105963), (13, 6048906), (17, 4625634), (26, 3024453), (31, 2536638), (34, 2312817), (39, 2016302), (51, 1541878), (62, 1268319), (78, 1008151), (93, 845546), (102, 770939), (186, 422773), (221, 355818), (403, 195126), (442, 177909), (527, 149214), (663, 118606), (806, 97563), (1054, 74607), (1209, 65042), (1326, 59303), (1581, 49738), (1913, 41106), (2418, 32521), (3162, 24869), (3826, 20553), (5739, 13702), (6851, 11478)]