397996952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{31547}}^1$

素因数の和:31655

約数の個数: 32

約数和(自身を含む): 795009600

約数和(自身を除く): 397012648

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 3154, 6308, 12616, 31547, 63094, 126188, 252376, 599393, 1198786, 2397572, 2618401, 4795144, 5236802, 10473604, 20947208, 49749619, 99499238, 198998476, 397996952]

約数ペア:

[(1, 397996952), (2, 198998476), (4, 99499238), (8, 49749619), (19, 20947208), (38, 10473604), (76, 5236802), (83, 4795144), (152, 2618401), (166, 2397572), (332, 1198786), (664, 599393), (1577, 252376), (3154, 126188), (6308, 63094), (12616, 31547)]