16121253

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 8208987

約数列:

[1, 3, 17, 19, 51, 57, 127, 131, 323, 381, 393, 969, 2159, 2227, 2413, 2489, 6477, 6681, 7239, 7467, 16637, 41021, 42313, 49911, 123063, 126939, 282829, 316103, 848487, 948309, 5373751, 16121253]

約数ペア:

[(1, 16121253), (3, 5373751), (17, 948309), (19, 848487), (51, 316103), (57, 282829), (127, 126939), (131, 123063), (323, 49911), (381, 42313), (393, 41021), (969, 16637), (2159, 7467), (2227, 7239), (2413, 6681), (2489, 6477)]