28874835

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5303}}^1$

素因数の和:5336

約数の個数: 36

約数和(自身を含む): 55023696

約数和(自身を除く): 26148861

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5303, 5445, 15909, 26515, 47727, 58333, 79545, 174999, 238635, 291665, 524997, 641663, 874995, 1924989, 2624985, 3208315, 5774967, 9624945, 28874835]

約数ペア:

[(1, 28874835), (3, 9624945), (5, 5774967), (9, 3208315), (11, 2624985), (15, 1924989), (33, 874995), (45, 641663), (55, 524997), (99, 291665), (121, 238635), (165, 174999), (363, 79545), (495, 58333), (605, 47727), (1089, 26515), (1815, 15909), (5303, 5445)]