51201657

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 84913920

約数和(自身を除く): 33712263

約数列:

[1, 3, 9, 13, 23, 39, 53, 69, 117, 159, 207, 299, 359, 477, 689, 897, 1077, 1219, 2067, 2691, 3231, 3657, 4667, 6201, 8257, 10971, 14001, 15847, 19027, 24771, 42003, 47541, 57081, 74313, 107341, 142623, 171243, 247351, 322023, 437621, 742053, 966069, 1312863, 2226159, 3938589, 5689073, 17067219, 51201657]

約数ペア:

[(1, 51201657), (3, 17067219), (9, 5689073), (13, 3938589), (23, 2226159), (39, 1312863), (53, 966069), (69, 742053), (117, 437621), (159, 322023), (207, 247351), (299, 171243), (359, 142623), (477, 107341), (689, 74313), (897, 57081), (1077, 47541), (1219, 42003), (2067, 24771), (2691, 19027), (3231, 15847), (3657, 14001), (4667, 10971), (6201, 8257)]