47965671

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21577}}^1$

素因数の和:21615

約数の個数: 24

約数和(自身を含む): 78543920

約数和(自身を除く): 30578249

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21577, 64731, 194193, 280501, 409963, 841503, 1229889, 2524509, 3689667, 5329519, 15988557, 47965671]

約数ペア:

[(1, 47965671), (3, 15988557), (9, 5329519), (13, 3689667), (19, 2524509), (39, 1229889), (57, 841503), (117, 409963), (171, 280501), (247, 194193), (741, 64731), (2223, 21577)]