209913728

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 434112000

約数和(自身を除く): 224198272

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 127, 128, 148, 254, 296, 349, 508, 592, 698, 1016, 1184, 1396, 2032, 2368, 2792, 4064, 4699, 4736, 5584, 8128, 9398, 11168, 12913, 16256, 18796, 22336, 25826, 37592, 44323, 44672, 51652, 75184, 88646, 103304, 150368, 177292, 206608, 300736, 354584, 413216, 601472, 709168, 826432, 1418336, 1639951, 1652864, 2836672, 3279902, 5673344, 6559804, 13119608, 26239216, 52478432, 104956864, 209913728]

約数ペア:

[(1, 209913728), (2, 104956864), (4, 52478432), (8, 26239216), (16, 13119608), (32, 6559804), (37, 5673344), (64, 3279902), (74, 2836672), (127, 1652864), (128, 1639951), (148, 1418336), (254, 826432), (296, 709168), (349, 601472), (508, 413216), (592, 354584), (698, 300736), (1016, 206608), (1184, 177292), (1396, 150368), (2032, 103304), (2368, 88646), (2792, 75184), (4064, 51652), (4699, 44672), (4736, 44323), (5584, 37592), (8128, 25826), (9398, 22336), (11168, 18796), (12913, 16256)]