25289703

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 39012480

約数和(自身を除く): 13722777

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 2083, 4047, 6249, 12141, 18747, 39577, 118731, 147893, 356193, 443679, 1331037, 2809967, 8429901, 25289703]

約数ペア:

[(1, 25289703), (3, 8429901), (9, 2809967), (19, 1331037), (57, 443679), (71, 356193), (171, 147893), (213, 118731), (639, 39577), (1349, 18747), (2083, 12141), (4047, 6249)]