56198961

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 104025600

約数和(自身を除く): 47826639

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 89, 91, 117, 189, 257, 267, 273, 351, 623, 771, 801, 819, 1157, 1799, 1869, 2313, 2403, 2457, 3341, 3471, 5397, 5607, 6939, 8099, 10023, 10413, 16191, 16821, 22873, 23387, 24297, 30069, 31239, 48573, 68619, 70161, 72891, 90207, 160111, 205857, 210483, 218673, 297349, 480333, 617571, 631449, 892047, 1440999, 2081443, 2676141, 4322997, 6244329, 8028423, 18732987, 56198961]

約数ペア:

[(1, 56198961), (3, 18732987), (7, 8028423), (9, 6244329), (13, 4322997), (21, 2676141), (27, 2081443), (39, 1440999), (63, 892047), (89, 631449), (91, 617571), (117, 480333), (189, 297349), (257, 218673), (267, 210483), (273, 205857), (351, 160111), (623, 90207), (771, 72891), (801, 70161), (819, 68619), (1157, 48573), (1799, 31239), (1869, 30069), (2313, 24297), (2403, 23387), (2457, 22873), (3341, 16821), (3471, 16191), (5397, 10413), (5607, 10023), (6939, 8099)]