721552016

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{677}}^1\times {\mathrm{2297}}^1$

素因数の和:3011

約数の個数: 40

約数和(自身を含む): 1448980920

約数和(自身を除く): 727428904

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 677, 1354, 2297, 2708, 4594, 5416, 9188, 10832, 18376, 19633, 36752, 39266, 66613, 78532, 133226, 157064, 266452, 314128, 532904, 1065808, 1555069, 3110138, 6220276, 12440552, 24881104, 45097001, 90194002, 180388004, 360776008, 721552016]

約数ペア:

[(1, 721552016), (2, 360776008), (4, 180388004), (8, 90194002), (16, 45097001), (29, 24881104), (58, 12440552), (116, 6220276), (232, 3110138), (464, 1555069), (677, 1065808), (1354, 532904), (2297, 314128), (2708, 266452), (4594, 157064), (5416, 133226), (9188, 78532), (10832, 66613), (18376, 39266), (19633, 36752)]