7428078

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 19345920

約数和(自身を除く): 11917842

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 457, 602, 774, 903, 914, 1161, 1371, 1806, 2322, 2709, 2742, 3199, 4113, 5418, 6398, 8127, 8226, 9597, 12339, 16254, 19194, 19651, 24678, 28791, 39302, 57582, 58953, 86373, 117906, 137557, 172746, 176859, 275114, 353718, 412671, 530577, 825342, 1061154, 1238013, 2476026, 3714039, 7428078]

約数ペア:

[(1, 7428078), (2, 3714039), (3, 2476026), (6, 1238013), (7, 1061154), (9, 825342), (14, 530577), (18, 412671), (21, 353718), (27, 275114), (42, 176859), (43, 172746), (54, 137557), (63, 117906), (86, 86373), (126, 58953), (129, 57582), (189, 39302), (258, 28791), (301, 24678), (378, 19651), (387, 19194), (457, 16254), (602, 12339), (774, 9597), (903, 8226), (914, 8127), (1161, 6398), (1371, 5418), (1806, 4113), (2322, 3199), (2709, 2742)]