51385815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5167}}^1$

素因数の和:5208

約数の個数: 48

約数和(自身を含む): 101582208

約数和(自身を除く): 50196393

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 5167, 9945, 15501, 25835, 46503, 67171, 77505, 87839, 201513, 232515, 263517, 335855, 439195, 604539, 790551, 1007565, 1141907, 1317585, 3022695, 3425721, 3952755, 5709535, 10277163, 17128605, 51385815]

約数ペア:

[(1, 51385815), (3, 17128605), (5, 10277163), (9, 5709535), (13, 3952755), (15, 3425721), (17, 3022695), (39, 1317585), (45, 1141907), (51, 1007565), (65, 790551), (85, 604539), (117, 439195), (153, 335855), (195, 263517), (221, 232515), (255, 201513), (585, 87839), (663, 77505), (765, 67171), (1105, 46503), (1989, 25835), (3315, 15501), (5167, 9945)]