31057312

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:662

約数の個数: 72

約数和(自身を含む): 72495108

約数和(自身を除く): 41437796

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 617, 968, 1144, 1234, 1573, 1936, 2288, 2468, 3146, 3872, 4576, 4936, 6292, 6787, 8021, 9872, 12584, 13574, 16042, 19744, 25168, 27148, 32084, 50336, 54296, 64168, 74657, 88231, 108592, 128336, 149314, 176462, 217184, 256672, 298628, 352924, 597256, 705848, 970541, 1194512, 1411696, 1941082, 2389024, 2823392, 3882164, 7764328, 15528656, 31057312]

約数ペア:

[(1, 31057312), (2, 15528656), (4, 7764328), (8, 3882164), (11, 2823392), (13, 2389024), (16, 1941082), (22, 1411696), (26, 1194512), (32, 970541), (44, 705848), (52, 597256), (88, 352924), (104, 298628), (121, 256672), (143, 217184), (176, 176462), (208, 149314), (242, 128336), (286, 108592), (352, 88231), (416, 74657), (484, 64168), (572, 54296), (617, 50336), (968, 32084), (1144, 27148), (1234, 25168), (1573, 19744), (1936, 16042), (2288, 13574), (2468, 12584), (3146, 9872), (3872, 8021), (4576, 6787), (4936, 6292)]