30931506

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 71136000

約数和(自身を除く): 40204494

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 342, 447, 607, 894, 1214, 1341, 1821, 2682, 2831, 3642, 5463, 5662, 8493, 10926, 11533, 16986, 23066, 25479, 34599, 50958, 69198, 90443, 103797, 180886, 207594, 271329, 542658, 813987, 1627974, 1718417, 3436834, 5155251, 10310502, 15465753, 30931506]

約数ペア:

[(1, 30931506), (2, 15465753), (3, 10310502), (6, 5155251), (9, 3436834), (18, 1718417), (19, 1627974), (38, 813987), (57, 542658), (114, 271329), (149, 207594), (171, 180886), (298, 103797), (342, 90443), (447, 69198), (607, 50958), (894, 34599), (1214, 25479), (1341, 23066), (1821, 16986), (2682, 11533), (2831, 10926), (3642, 8493), (5463, 5662)]