31317453

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{491}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 47842080

約数和(自身を除く): 16524627

約数列:

[1, 3, 9, 19, 57, 171, 373, 491, 1119, 1473, 3357, 4419, 7087, 9329, 21261, 27987, 63783, 83961, 183143, 549429, 1648287, 3479717, 10439151, 31317453]

約数ペア:

[(1, 31317453), (3, 10439151), (9, 3479717), (19, 1648287), (57, 549429), (171, 183143), (373, 83961), (491, 63783), (1119, 27987), (1473, 21261), (3357, 9329), (4419, 7087)]