215023755

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{379}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 349113600

約数和(自身を除く): 134089845

約数列:

[1, 3, 5, 15, 109, 327, 347, 379, 545, 1041, 1137, 1635, 1735, 1895, 5205, 5685, 37823, 41311, 113469, 123933, 131513, 189115, 206555, 394539, 567345, 619665, 657565, 1972695, 14334917, 43004751, 71674585, 215023755]

約数ペア:

[(1, 215023755), (3, 71674585), (5, 43004751), (15, 14334917), (109, 1972695), (327, 657565), (347, 619665), (379, 567345), (545, 394539), (1041, 206555), (1137, 189115), (1635, 131513), (1735, 123933), (1895, 113469), (5205, 41311), (5685, 37823)]