28013221815

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{323273}}^1$

素因数の和:323443

約数の個数: 32

約数和(自身を含む): 46085941440

約数和(自身を除く): 18072719625

約数列:

[1, 3, 5, 15, 53, 109, 159, 265, 327, 545, 795, 1635, 5777, 17331, 28885, 86655, 323273, 969819, 1616365, 4849095, 17133469, 35236757, 51400407, 85667345, 105710271, 176183785, 257002035, 528551355, 1867548121, 5602644363, 9337740605, 28013221815]

約数ペア:

[(1, 28013221815), (3, 9337740605), (5, 5602644363), (15, 1867548121), (53, 528551355), (109, 257002035), (159, 176183785), (265, 105710271), (327, 85667345), (545, 51400407), (795, 35236757), (1635, 17133469), (5777, 4849095), (17331, 1616365), (28885, 969819), (86655, 323273)]