2888891145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{213281}}^1$

素因数の和:213342

約数の個数: 48

約数和(自身を含む): 5855870592

約数和(自身を除く): 2966979447

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 13545, 213281, 639843, 1066405, 1492967, 1919529, 3199215, 4478901, 7464835, 9171083, 9597645, 13436703, 22394505, 27513249, 45855415, 64197581, 67183515, 82539747, 137566245, 192592743, 320987905, 412698735, 577778229, 962963715, 2888891145]

約数ペア:

[(1, 2888891145), (3, 962963715), (5, 577778229), (7, 412698735), (9, 320987905), (15, 192592743), (21, 137566245), (35, 82539747), (43, 67183515), (45, 64197581), (63, 45855415), (105, 27513249), (129, 22394505), (215, 13436703), (301, 9597645), (315, 9171083), (387, 7464835), (645, 4478901), (903, 3199215), (1505, 1919529), (1935, 1492967), (2709, 1066405), (4515, 639843), (13545, 213281)]