156851289

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 288768000

約数和(自身を除く): 131916711

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 57, 63, 93, 133, 171, 189, 217, 279, 399, 513, 589, 651, 837, 1197, 1409, 1767, 1953, 3591, 4123, 4227, 5301, 5859, 9863, 12369, 12681, 15903, 26771, 29589, 37107, 38043, 43679, 80313, 88767, 111321, 131037, 187397, 240939, 266301, 305753, 393111, 562191, 722817, 829901, 917259, 1179333, 1686573, 2489703, 2751777, 5059719, 5809307, 7469109, 8255331, 17427921, 22407327, 52283763, 156851289]

約数ペア:

[(1, 156851289), (3, 52283763), (7, 22407327), (9, 17427921), (19, 8255331), (21, 7469109), (27, 5809307), (31, 5059719), (57, 2751777), (63, 2489703), (93, 1686573), (133, 1179333), (171, 917259), (189, 829901), (217, 722817), (279, 562191), (399, 393111), (513, 305753), (589, 266301), (651, 240939), (837, 187397), (1197, 131037), (1409, 111321), (1767, 88767), (1953, 80313), (3591, 43679), (4123, 38043), (4227, 37107), (5301, 29589), (5859, 26771), (9863, 15903), (12369, 12681)]