31771419

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 46785600

約数和(自身を除く): 15014181

約数列:

[1, 3, 17, 37, 51, 111, 113, 149, 339, 447, 629, 1887, 1921, 2533, 4181, 5513, 5763, 7599, 12543, 16539, 16837, 50511, 71077, 93721, 213231, 281163, 286229, 622969, 858687, 1868907, 10590473, 31771419]

約数ペア:

[(1, 31771419), (3, 10590473), (17, 1868907), (37, 858687), (51, 622969), (111, 286229), (113, 281163), (149, 213231), (339, 93721), (447, 71077), (629, 50511), (1887, 16837), (1921, 16539), (2533, 12543), (4181, 7599), (5513, 5763)]