690327

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 1148160

約数和(自身を除く): 457833

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 367, 627, 1101, 1881, 3303, 4037, 6973, 12111, 20919, 36333, 62757, 76703, 230109, 690327]

約数ペア:

[(1, 690327), (3, 230109), (9, 76703), (11, 62757), (19, 36333), (33, 20919), (57, 12111), (99, 6973), (171, 4037), (209, 3303), (367, 1881), (627, 1101)]