628262488

素因数分解:

$2^3\times 7^1\times {\mathrm{569}}^1\times {\mathrm{19717}}^1$

素因数の和:20299

約数の個数: 32

約数和(自身を含む): 1348711200

約数和(自身を除く): 720448712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 569, 1138, 2276, 3983, 4552, 7966, 15932, 19717, 31864, 39434, 78868, 138019, 157736, 276038, 552076, 1104152, 11218973, 22437946, 44875892, 78532811, 89751784, 157065622, 314131244, 628262488]

約数ペア:

[(1, 628262488), (2, 314131244), (4, 157065622), (7, 89751784), (8, 78532811), (14, 44875892), (28, 22437946), (56, 11218973), (569, 1104152), (1138, 552076), (2276, 276038), (3983, 157736), (4552, 138019), (7966, 78868), (15932, 39434), (19717, 31864)]