87175647

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 140894208

約数和(自身を除く): 53718561

約数列:

[1, 3, 9, 13, 39, 47, 83, 117, 141, 191, 249, 423, 573, 611, 747, 1079, 1719, 1833, 2483, 3237, 3901, 5499, 7449, 8977, 9711, 11703, 15853, 22347, 26931, 35109, 47559, 50713, 80793, 116701, 142677, 152139, 206089, 350103, 456417, 618267, 745091, 1050309, 1854801, 2235273, 6705819, 9686183, 29058549, 87175647]

約数ペア:

[(1, 87175647), (3, 29058549), (9, 9686183), (13, 6705819), (39, 2235273), (47, 1854801), (83, 1050309), (117, 745091), (141, 618267), (191, 456417), (249, 350103), (423, 206089), (573, 152139), (611, 142677), (747, 116701), (1079, 80793), (1719, 50713), (1833, 47559), (2483, 35109), (3237, 26931), (3901, 22347), (5499, 15853), (7449, 11703), (8977, 9711)]