31584519

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 48250880

約数和(自身を除く): 16666361

約数列:

[1, 3, 9, 27, 61, 127, 151, 183, 381, 453, 549, 1143, 1359, 1647, 3429, 4077, 7747, 9211, 19177, 23241, 27633, 57531, 69723, 82899, 172593, 209169, 248697, 517779, 1169797, 3509391, 10528173, 31584519]

約数ペア:

[(1, 31584519), (3, 10528173), (9, 3509391), (27, 1169797), (61, 517779), (127, 248697), (151, 209169), (183, 172593), (381, 82899), (453, 69723), (549, 57531), (1143, 27633), (1359, 23241), (1647, 19177), (3429, 9211), (4077, 7747)]