221504664

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2272

約数の個数: 64

約数和(自身を含む): 571034880

約数和(自身を除く): 349530216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 71, 122, 142, 183, 213, 244, 284, 366, 426, 488, 568, 732, 852, 1464, 1704, 2131, 4262, 4331, 6393, 8524, 8662, 12786, 12993, 17048, 17324, 25572, 25986, 34648, 51144, 51972, 103944, 129991, 151301, 259982, 302602, 389973, 453903, 519964, 605204, 779946, 907806, 1039928, 1210408, 1559892, 1815612, 3119784, 3631224, 9229361, 18458722, 27688083, 36917444, 55376166, 73834888, 110752332, 221504664]

約数ペア:

[(1, 221504664), (2, 110752332), (3, 73834888), (4, 55376166), (6, 36917444), (8, 27688083), (12, 18458722), (24, 9229361), (61, 3631224), (71, 3119784), (122, 1815612), (142, 1559892), (183, 1210408), (213, 1039928), (244, 907806), (284, 779946), (366, 605204), (426, 519964), (488, 453903), (568, 389973), (732, 302602), (852, 259982), (1464, 151301), (1704, 129991), (2131, 103944), (4262, 51972), (4331, 51144), (6393, 34648), (8524, 25986), (8662, 25572), (12786, 17324), (12993, 17048)]