420918.00000000

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 77220864

約数和(自身を除く): 26174517

約数列:

[1, 3, 11, 33, 37, 97, 111, 291, 407, 431, 1067, 1221, 1293, 3201, 3589, 4741, 10767, 14223, 15947, 39479, 41807, 47841, 118437, 125421, 175417, 459877, 526251, 1379631, 1546859, 4640577, 17015449, 51046347]

約数ペア:

[(1, 51046347), (3, 17015449), (11, 4640577), (33, 1546859), (37, 1379631), (97, 526251), (111, 459877), (291, 175417), (407, 125421), (431, 118437), (1067, 47841), (1221, 41807), (1293, 39479), (3201, 15947), (3589, 14223), (4741, 10767)]