30405947

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 32

約数和(自身を含む): 38922240

約数和(自身を除く): 8516293

約数列:

[1, 11, 13, 19, 31, 143, 209, 247, 341, 361, 403, 589, 2717, 3971, 4433, 4693, 6479, 6859, 7657, 11191, 51623, 75449, 84227, 89167, 123101, 145483, 212629, 980837, 1600313, 2338919, 2764177, 30405947]

約数ペア:

[(1, 30405947), (11, 2764177), (13, 2338919), (19, 1600313), (31, 980837), (143, 212629), (209, 145483), (247, 123101), (341, 89167), (361, 84227), (403, 75449), (589, 51623), (2717, 11191), (3971, 7657), (4433, 6859), (4693, 6479)]