1290507

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 1831680

約数和(自身を除く): 541173

約数列:

[1, 3, 23, 59, 69, 177, 317, 951, 1357, 4071, 7291, 18703, 21873, 56109, 430169, 1290507]

約数ペア:

[(1, 1290507), (3, 430169), (23, 56109), (59, 21873), (69, 18703), (177, 7291), (317, 4071), (951, 1357)]