31141528

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 65499840

約数和(自身を除く): 34358312

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 121, 212, 242, 424, 484, 583, 607, 968, 1166, 1214, 2332, 2428, 4664, 4856, 6413, 6677, 12826, 13354, 25652, 26708, 32171, 51304, 53416, 64342, 73447, 128684, 146894, 257368, 293788, 353881, 587576, 707762, 1415524, 2831048, 3892691, 7785382, 15570764, 31141528]

約数ペア:

[(1, 31141528), (2, 15570764), (4, 7785382), (8, 3892691), (11, 2831048), (22, 1415524), (44, 707762), (53, 587576), (88, 353881), (106, 293788), (121, 257368), (212, 146894), (242, 128684), (424, 73447), (484, 64342), (583, 53416), (607, 51304), (968, 32171), (1166, 26708), (1214, 25652), (2332, 13354), (2428, 12826), (4664, 6677), (4856, 6413)]