31159476

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 81954600

約数和(自身を除く): 50795124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 149, 157, 222, 298, 314, 333, 444, 447, 471, 596, 628, 666, 894, 942, 1332, 1341, 1413, 1788, 1884, 2682, 2826, 5364, 5513, 5652, 5809, 11026, 11618, 16539, 17427, 22052, 23236, 23393, 33078, 34854, 46786, 49617, 52281, 66156, 69708, 70179, 93572, 99234, 104562, 140358, 198468, 209124, 210537, 280716, 421074, 842148, 865541, 1731082, 2596623, 3462164, 5193246, 7789869, 10386492, 15579738, 31159476]

約数ペア:

[(1, 31159476), (2, 15579738), (3, 10386492), (4, 7789869), (6, 5193246), (9, 3462164), (12, 2596623), (18, 1731082), (36, 865541), (37, 842148), (74, 421074), (111, 280716), (148, 210537), (149, 209124), (157, 198468), (222, 140358), (298, 104562), (314, 99234), (333, 93572), (444, 70179), (447, 69708), (471, 66156), (596, 52281), (628, 49617), (666, 46786), (894, 34854), (942, 33078), (1332, 23393), (1341, 23236), (1413, 22052), (1788, 17427), (1884, 16539), (2682, 11618), (2826, 11026), (5364, 5809), (5513, 5652)]