31791474

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 55299726

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 27, 33, 39, 46, 54, 66, 69, 78, 99, 117, 138, 143, 179, 198, 207, 234, 253, 286, 297, 299, 351, 358, 414, 429, 506, 537, 594, 598, 621, 702, 759, 858, 897, 1074, 1242, 1287, 1518, 1611, 1794, 1969, 2277, 2327, 2574, 2691, 3222, 3289, 3861, 3938, 4117, 4554, 4654, 4833, 5382, 5907, 6578, 6831, 6981, 7722, 8073, 8234, 9666, 9867, 11814, 12351, 13662, 13962, 16146, 17721, 19734, 20943, 24702, 25597, 29601, 35442, 37053, 41886, 45287, 51194, 53163, 53521, 59202, 62829, 74106, 76791, 88803, 90574, 106326, 107042, 111159, 125658, 135861, 153582, 160563, 177606, 222318, 230373, 271722, 321126, 407583, 460746, 481689, 588731, 691119, 815166, 963378, 1177462, 1222749, 1382238, 1445067, 1766193, 2445498, 2890134, 3532386, 5298579, 10597158, 15895737, 31791474]

約数ペア:

[(1, 31791474), (2, 15895737), (3, 10597158), (6, 5298579), (9, 3532386), (11, 2890134), (13, 2445498), (18, 1766193), (22, 1445067), (23, 1382238), (26, 1222749), (27, 1177462), (33, 963378), (39, 815166), (46, 691119), (54, 588731), (66, 481689), (69, 460746), (78, 407583), (99, 321126), (117, 271722), (138, 230373), (143, 222318), (179, 177606), (198, 160563), (207, 153582), (234, 135861), (253, 125658), (286, 111159), (297, 107042), (299, 106326), (351, 90574), (358, 88803), (414, 76791), (429, 74106), (506, 62829), (537, 59202), (594, 53521), (598, 53163), (621, 51194), (702, 45287), (759, 41886), (858, 37053), (897, 35442), (1074, 29601), (1242, 25597), (1287, 24702), (1518, 20943), (1611, 19734), (1794, 17721), (1969, 16146), (2277, 13962), (2327, 13662), (2574, 12351), (2691, 11814), (3222, 9867), (3289, 9666), (3861, 8234), (3938, 8073), (4117, 7722), (4554, 6981), (4654, 6831), (4833, 6578), (5382, 5907)]