51490647

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 83792016

約数和(自身を除く): 32301369

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 117, 321, 351, 457, 963, 1053, 1371, 1391, 2889, 4113, 4173, 5941, 8667, 12339, 12519, 17823, 37017, 37557, 48899, 53469, 112671, 146697, 160407, 440091, 481221, 635687, 1320273, 1907061, 3960819, 5721183, 17163549, 51490647]

約数ペア:

[(1, 51490647), (3, 17163549), (9, 5721183), (13, 3960819), (27, 1907061), (39, 1320273), (81, 635687), (107, 481221), (117, 440091), (321, 160407), (351, 146697), (457, 112671), (963, 53469), (1053, 48899), (1371, 37557), (1391, 37017), (2889, 17823), (4113, 12519), (4173, 12339), (5941, 8667)]