637316414

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 1164533760

約数和(自身を除く): 527217346

約数列:

[1, 2, 7, 14, 31, 53, 62, 103, 106, 206, 217, 269, 371, 434, 538, 721, 742, 1442, 1643, 1883, 3193, 3286, 3766, 5459, 6386, 8339, 10918, 11501, 14257, 16678, 22351, 23002, 27707, 28514, 38213, 44702, 55414, 58373, 76426, 99799, 116746, 169229, 193949, 199598, 338458, 387898, 441967, 858917, 883934, 1184603, 1468471, 1717834, 2369206, 2936942, 3093769, 6012419, 6187538, 10279297, 12024838, 20558594, 45522601, 91045202, 318658207, 637316414]

約数ペア:

[(1, 637316414), (2, 318658207), (7, 91045202), (14, 45522601), (31, 20558594), (53, 12024838), (62, 10279297), (103, 6187538), (106, 6012419), (206, 3093769), (217, 2936942), (269, 2369206), (371, 1717834), (434, 1468471), (538, 1184603), (721, 883934), (742, 858917), (1442, 441967), (1643, 387898), (1883, 338458), (3193, 199598), (3286, 193949), (3766, 169229), (5459, 116746), (6386, 99799), (8339, 76426), (10918, 58373), (11501, 55414), (14257, 44702), (16678, 38213), (22351, 28514), (23002, 27707)]