208656468

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3643}}^1$

素因数の和:3733

約数の個数: 72

約数和(自身を含む): 554441888

約数和(自身を除く): 345785420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 333, 387, 444, 516, 666, 774, 1332, 1548, 1591, 3182, 3643, 4773, 6364, 7286, 9546, 10929, 14319, 14572, 19092, 21858, 28638, 32787, 43716, 57276, 65574, 131148, 134791, 156649, 269582, 313298, 404373, 469947, 539164, 626596, 808746, 939894, 1213119, 1409841, 1617492, 1879788, 2426238, 2819682, 4852476, 5639364, 5796013, 11592026, 17388039, 23184052, 34776078, 52164117, 69552156, 104328234, 208656468]

約数ペア:

[(1, 208656468), (2, 104328234), (3, 69552156), (4, 52164117), (6, 34776078), (9, 23184052), (12, 17388039), (18, 11592026), (36, 5796013), (37, 5639364), (43, 4852476), (74, 2819682), (86, 2426238), (111, 1879788), (129, 1617492), (148, 1409841), (172, 1213119), (222, 939894), (258, 808746), (333, 626596), (387, 539164), (444, 469947), (516, 404373), (666, 313298), (774, 269582), (1332, 156649), (1548, 134791), (1591, 131148), (3182, 65574), (3643, 57276), (4773, 43716), (6364, 32787), (7286, 28638), (9546, 21858), (10929, 19092), (14319, 14572)]