320467203

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{13711}}^1$

素因数の和:13784

約数の個数: 36

約数和(自身を含む): 548671968

約数和(自身を除く): 228204765

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 2597, 3339, 7791, 13711, 23373, 41133, 95977, 123399, 287931, 671839, 726683, 863793, 2015517, 2180049, 5086781, 6046551, 6540147, 15260343, 35607467, 45781029, 106822401, 320467203]

約数ペア:

[(1, 320467203), (3, 106822401), (7, 45781029), (9, 35607467), (21, 15260343), (49, 6540147), (53, 6046551), (63, 5086781), (147, 2180049), (159, 2015517), (371, 863793), (441, 726683), (477, 671839), (1113, 287931), (2597, 123399), (3339, 95977), (7791, 41133), (13711, 23373)]