3871521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 5952960

約数和(自身を除く): 2081439

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 317, 531, 951, 1357, 2853, 4071, 7291, 12213, 18703, 21873, 56109, 65619, 168327, 430169, 1290507, 3871521]

約数ペア:

[(1, 3871521), (3, 1290507), (9, 430169), (23, 168327), (59, 65619), (69, 56109), (177, 21873), (207, 18703), (317, 12213), (531, 7291), (951, 4071), (1357, 2853)]