247758423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5413}}^1$

素因数の和:5519

約数の個数: 32

約数和(自身を含む): 384610560

約数和(自身を除く): 136852137

約数列:

[1, 3, 11, 19, 33, 57, 73, 209, 219, 627, 803, 1387, 2409, 4161, 5413, 15257, 16239, 45771, 59543, 102847, 178629, 308541, 395149, 1131317, 1185447, 3393951, 4346639, 7507831, 13039917, 22523493, 82586141, 247758423]

約数ペア:

[(1, 247758423), (3, 82586141), (11, 22523493), (19, 13039917), (33, 7507831), (57, 4346639), (73, 3393951), (209, 1185447), (219, 1131317), (627, 395149), (803, 308541), (1387, 178629), (2409, 102847), (4161, 59543), (5413, 45771), (15257, 16239)]