256997488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1460213}}^1$

素因数の和:1460232

約数の個数: 20

約数和(自身を含む): 543199608

約数和(自身を除く): 286202120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1460213, 2920426, 5840852, 11681704, 16062343, 23363408, 32124686, 64249372, 128498744, 256997488]

約数ペア:

[(1, 256997488), (2, 128498744), (4, 64249372), (8, 32124686), (11, 23363408), (16, 16062343), (22, 11681704), (44, 5840852), (88, 2920426), (176, 1460213)]