215577873

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4021}}^1$

素因数の和:4094

約数の個数: 48

約数和(自身を含む): 381478656

約数和(自身を除く): 165900783

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 111, 161, 207, 259, 333, 483, 777, 851, 1449, 2331, 2553, 4021, 5957, 7659, 12063, 17871, 28147, 36189, 53613, 84441, 92483, 148777, 253323, 277449, 446331, 647381, 832347, 1041439, 1338993, 1942143, 3124317, 3421871, 5826429, 9372951, 10265613, 23953097, 30796839, 71859291, 215577873]

約数ペア:

[(1, 215577873), (3, 71859291), (7, 30796839), (9, 23953097), (21, 10265613), (23, 9372951), (37, 5826429), (63, 3421871), (69, 3124317), (111, 1942143), (161, 1338993), (207, 1041439), (259, 832347), (333, 647381), (483, 446331), (777, 277449), (851, 253323), (1449, 148777), (2331, 92483), (2553, 84441), (4021, 53613), (5957, 36189), (7659, 28147), (12063, 17871)]