28033455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 49158144

約数和(自身を除く): 21124689

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 167, 285, 361, 465, 501, 589, 835, 1083, 1767, 1805, 2505, 2945, 3173, 5177, 5415, 8835, 9519, 11191, 15531, 15865, 25885, 33573, 47595, 55955, 60287, 77655, 98363, 167865, 180861, 295089, 301435, 491815, 904305, 1475445, 1868897, 5606691, 9344485, 28033455]

約数ペア:

[(1, 28033455), (3, 9344485), (5, 5606691), (15, 1868897), (19, 1475445), (31, 904305), (57, 491815), (93, 301435), (95, 295089), (155, 180861), (167, 167865), (285, 98363), (361, 77655), (465, 60287), (501, 55955), (589, 47595), (835, 33573), (1083, 25885), (1767, 15865), (1805, 15531), (2505, 11191), (2945, 9519), (3173, 8835), (5177, 5415)]