219324573

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 359049600

約数和(自身を除く): 139725027

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 149, 207, 299, 447, 547, 897, 1341, 1641, 1937, 2691, 3427, 4923, 5811, 7111, 10281, 12581, 17433, 21333, 30843, 37743, 44551, 63999, 81503, 113229, 133653, 163553, 244509, 400959, 490659, 733527, 1059539, 1471977, 1874569, 3178617, 5623707, 9535851, 16871121, 24369397, 73108191, 219324573]

約数ペア:

[(1, 219324573), (3, 73108191), (9, 24369397), (13, 16871121), (23, 9535851), (39, 5623707), (69, 3178617), (117, 1874569), (149, 1471977), (207, 1059539), (299, 733527), (447, 490659), (547, 400959), (897, 244509), (1341, 163553), (1641, 133653), (1937, 113229), (2691, 81503), (3427, 63999), (4923, 44551), (5811, 37743), (7111, 30843), (10281, 21333), (12581, 17433)]