261147435

素因数分解:

$3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{21001}}^1$

素因数の和:21838

約数の個数: 16

約数和(自身を含む): 418359840

約数和(自身を除く): 157212405

約数列:

[1, 3, 5, 15, 829, 2487, 4145, 12435, 21001, 63003, 105005, 315015, 17409829, 52229487, 87049145, 261147435]

約数ペア:

[(1, 261147435), (3, 87049145), (5, 52229487), (15, 17409829), (829, 315015), (2487, 105005), (4145, 63003), (12435, 21001)]