217920229616

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{1151}}^1\times {\mathrm{22369}}^1$

素因数の和:23574

約数の個数: 60

約数和(自身を含む): 441779224320

約数和(自身を除く): 223858994704

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 529, 1058, 1151, 2116, 2302, 4232, 4604, 8464, 9208, 18416, 22369, 26473, 44738, 52946, 89476, 105892, 178952, 211784, 357904, 423568, 514487, 608879, 1028974, 1217758, 2057948, 2435516, 4115896, 4871032, 8231792, 9742064, 11833201, 23666402, 25746719, 47332804, 51493438, 94665608, 102986876, 189331216, 205973752, 411947504, 592174537, 1184349074, 2368698148, 4737396296, 9474792592, 13620014351, 27240028702, 54480057404, 108960114808, 217920229616]

約数ペア:

[(1, 217920229616), (2, 108960114808), (4, 54480057404), (8, 27240028702), (16, 13620014351), (23, 9474792592), (46, 4737396296), (92, 2368698148), (184, 1184349074), (368, 592174537), (529, 411947504), (1058, 205973752), (1151, 189331216), (2116, 102986876), (2302, 94665608), (4232, 51493438), (4604, 47332804), (8464, 25746719), (9208, 23666402), (18416, 11833201), (22369, 9742064), (26473, 8231792), (44738, 4871032), (52946, 4115896), (89476, 2435516), (105892, 2057948), (178952, 1217758), (211784, 1028974), (357904, 608879), (423568, 514487)]