221877568

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7687}}^1$

素因数の和:7751

約数の個数: 56

約数和(自身を含む): 492093504

約数和(自身を除く): 270215936

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 64, 82, 88, 164, 176, 328, 352, 451, 656, 704, 902, 1312, 1804, 2624, 3608, 7216, 7687, 14432, 15374, 28864, 30748, 61496, 84557, 122992, 169114, 245984, 315167, 338228, 491968, 630334, 676456, 1260668, 1352912, 2521336, 2705824, 3466837, 5042672, 5411648, 6933674, 10085344, 13867348, 20170688, 27734696, 55469392, 110938784, 221877568]

約数ペア:

[(1, 221877568), (2, 110938784), (4, 55469392), (8, 27734696), (11, 20170688), (16, 13867348), (22, 10085344), (32, 6933674), (41, 5411648), (44, 5042672), (64, 3466837), (82, 2705824), (88, 2521336), (164, 1352912), (176, 1260668), (328, 676456), (352, 630334), (451, 491968), (656, 338228), (704, 315167), (902, 245984), (1312, 169114), (1804, 122992), (2624, 84557), (3608, 61496), (7216, 30748), (7687, 28864), (14432, 15374)]