28297935

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 25615665

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 1439, 2185, 3933, 4317, 6555, 7195, 12951, 19665, 21585, 27341, 33097, 64755, 82023, 99291, 136705, 165485, 246069, 297873, 410115, 496455, 628843, 1230345, 1489365, 1886529, 3144215, 5659587, 9432645, 28297935]

約数ペア:

[(1, 28297935), (3, 9432645), (5, 5659587), (9, 3144215), (15, 1886529), (19, 1489365), (23, 1230345), (45, 628843), (57, 496455), (69, 410115), (95, 297873), (115, 246069), (171, 165485), (207, 136705), (285, 99291), (345, 82023), (437, 64755), (855, 33097), (1035, 27341), (1311, 21585), (1439, 19665), (2185, 12951), (3933, 7195), (4317, 6555)]