261298536

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{149143}}^1$

素因数の和:149225

約数の個数: 32

約数和(自身を含む): 662199360

約数和(自身を除く): 400900824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 149143, 298286, 447429, 596572, 894858, 1193144, 1789716, 3579432, 10887439, 21774878, 32662317, 43549756, 65324634, 87099512, 130649268, 261298536]

約数ペア:

[(1, 261298536), (2, 130649268), (3, 87099512), (4, 65324634), (6, 43549756), (8, 32662317), (12, 21774878), (24, 10887439), (73, 3579432), (146, 1789716), (219, 1193144), (292, 894858), (438, 596572), (584, 447429), (876, 298286), (1752, 149143)]