81371718

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{237929}}^1$

素因数の和:237956

約数の個数: 24

約数和(自身を含む): 185585400

約数和(自身を除く): 104213682

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 237929, 475858, 713787, 1427574, 2141361, 4282722, 4520651, 9041302, 13561953, 27123906, 40685859, 81371718]

約数ペア:

[(1, 81371718), (2, 40685859), (3, 27123906), (6, 13561953), (9, 9041302), (18, 4520651), (19, 4282722), (38, 2141361), (57, 1427574), (114, 713787), (171, 475858), (342, 237929)]