42905655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1033}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 81297216

約数和(自身を除く): 38391561

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 195, 213, 355, 585, 639, 923, 1033, 1065, 2769, 3099, 3195, 4615, 5165, 8307, 9297, 13429, 13845, 15495, 40287, 41535, 46485, 67145, 73343, 120861, 201435, 220029, 366715, 604305, 660087, 953459, 1100145, 2860377, 3300435, 4767295, 8581131, 14301885, 42905655]

約数ペア:

[(1, 42905655), (3, 14301885), (5, 8581131), (9, 4767295), (13, 3300435), (15, 2860377), (39, 1100145), (45, 953459), (65, 660087), (71, 604305), (117, 366715), (195, 220029), (213, 201435), (355, 120861), (585, 73343), (639, 67145), (923, 46485), (1033, 41535), (1065, 40287), (2769, 15495), (3099, 13845), (3195, 13429), (4615, 9297), (5165, 8307)]