31111836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21787}}^1$

素因数の和:21818

約数の個数: 48

約数和(自身を含む): 87849216

約数和(自身を除く): 56737380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 21787, 43574, 65361, 87148, 130722, 152509, 261444, 305018, 370379, 457527, 610036, 740758, 915054, 1111137, 1481516, 1830108, 2222274, 2592653, 4444548, 5185306, 7777959, 10370612, 15555918, 31111836]

約数ペア:

[(1, 31111836), (2, 15555918), (3, 10370612), (4, 7777959), (6, 5185306), (7, 4444548), (12, 2592653), (14, 2222274), (17, 1830108), (21, 1481516), (28, 1111137), (34, 915054), (42, 740758), (51, 610036), (68, 457527), (84, 370379), (102, 305018), (119, 261444), (204, 152509), (238, 130722), (357, 87148), (476, 65361), (714, 43574), (1428, 21787)]