30769778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 52752000

約数和(自身を除く): 21982222

約数列:

[1, 2, 13, 19, 26, 38, 199, 247, 313, 398, 494, 626, 2587, 3781, 4069, 5174, 5947, 7562, 8138, 11894, 49153, 62287, 77311, 98306, 124574, 154622, 809731, 1183453, 1619462, 2366906, 15384889, 30769778]

約数ペア:

[(1, 30769778), (2, 15384889), (13, 2366906), (19, 1619462), (26, 1183453), (38, 809731), (199, 154622), (247, 124574), (313, 98306), (398, 77311), (494, 62287), (626, 49153), (2587, 11894), (3781, 8138), (4069, 7562), (5174, 5947)]