217277696

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 450530304

約数和(自身を除く): 233252608

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 127, 128, 163, 164, 254, 256, 326, 328, 508, 652, 656, 1016, 1304, 1312, 2032, 2608, 2624, 4064, 5207, 5216, 5248, 6683, 8128, 10414, 10432, 10496, 13366, 16256, 20701, 20828, 20864, 26732, 32512, 41402, 41656, 41728, 53464, 82804, 83312, 106928, 165608, 166624, 213856, 331216, 333248, 427712, 662432, 666496, 848741, 855424, 1324864, 1332992, 1697482, 1710848, 2649728, 3394964, 5299456, 6789928, 13579856, 27159712, 54319424, 108638848, 217277696]

約数ペア:

[(1, 217277696), (2, 108638848), (4, 54319424), (8, 27159712), (16, 13579856), (32, 6789928), (41, 5299456), (64, 3394964), (82, 2649728), (127, 1710848), (128, 1697482), (163, 1332992), (164, 1324864), (254, 855424), (256, 848741), (326, 666496), (328, 662432), (508, 427712), (652, 333248), (656, 331216), (1016, 213856), (1304, 166624), (1312, 165608), (2032, 106928), (2608, 83312), (2624, 82804), (4064, 53464), (5207, 41728), (5216, 41656), (5248, 41402), (6683, 32512), (8128, 26732), (10414, 20864), (10432, 20828), (10496, 20701), (13366, 16256)]