54274545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 107341416

約数和(自身を除く): 53066871

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 257, 285, 361, 585, 741, 771, 855, 1083, 1235, 1285, 1805, 2223, 2313, 3249, 3341, 3705, 3855, 4693, 4883, 5415, 10023, 11115, 11565, 14079, 14649, 16245, 16705, 23465, 24415, 30069, 42237, 43947, 50115, 63479, 70395, 73245, 92777, 150345, 190437, 211185, 219735, 278331, 317395, 463885, 571311, 834993, 952185, 1206101, 1391655, 2856555, 3618303, 4174965, 6030505, 10854909, 18091515, 54274545]

約数ペア:

[(1, 54274545), (3, 18091515), (5, 10854909), (9, 6030505), (13, 4174965), (15, 3618303), (19, 2856555), (39, 1391655), (45, 1206101), (57, 952185), (65, 834993), (95, 571311), (117, 463885), (171, 317395), (195, 278331), (247, 219735), (257, 211185), (285, 190437), (361, 150345), (585, 92777), (741, 73245), (771, 70395), (855, 63479), (1083, 50115), (1235, 43947), (1285, 42237), (1805, 30069), (2223, 24415), (2313, 23465), (3249, 16705), (3341, 16245), (3705, 14649), (3855, 14079), (4693, 11565), (4883, 11115), (5415, 10023)]