291240072

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{20533}}^1$

素因数の和:20742

約数の個数: 48

約数和(自身を含む): 792817740

約数和(自身を除く): 501577668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1576, 1773, 2364, 3546, 4728, 7092, 14184, 20533, 41066, 61599, 82132, 123198, 164264, 184797, 246396, 369594, 492792, 739188, 1478376, 4045001, 8090002, 12135003, 16180004, 24270006, 32360008, 36405009, 48540012, 72810018, 97080024, 145620036, 291240072]

約数ペア:

[(1, 291240072), (2, 145620036), (3, 97080024), (4, 72810018), (6, 48540012), (8, 36405009), (9, 32360008), (12, 24270006), (18, 16180004), (24, 12135003), (36, 8090002), (72, 4045001), (197, 1478376), (394, 739188), (591, 492792), (788, 369594), (1182, 246396), (1576, 184797), (1773, 164264), (2364, 123198), (3546, 82132), (4728, 61599), (7092, 41066), (14184, 20533)]