30219805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 15876323

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1481, 1855, 2915, 4081, 7405, 10367, 16291, 20405, 51835, 78493, 81455, 114037, 392465, 549451, 570185, 863423, 2747255, 4317115, 6043961, 30219805]

約数ペア:

[(1, 30219805), (5, 6043961), (7, 4317115), (11, 2747255), (35, 863423), (53, 570185), (55, 549451), (77, 392465), (265, 114037), (371, 81455), (385, 78493), (583, 51835), (1481, 20405), (1855, 16291), (2915, 10367), (4081, 7405)]