1771208478

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{769}}^1$

素因数の和:1003

約数の個数: 128

約数和(自身を含む): 4517251200

約数和(自身を除く): 2746042722

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 193, 221, 234, 306, 351, 386, 442, 459, 579, 663, 702, 769, 918, 1158, 1326, 1538, 1737, 1989, 2307, 2509, 3281, 3474, 3978, 4614, 5018, 5211, 5967, 6562, 6921, 7527, 9843, 9997, 10422, 11934, 13073, 13842, 15054, 19686, 19994, 20763, 22581, 26146, 29529, 29991, 39219, 41526, 42653, 45162, 59058, 59982, 67743, 78438, 85306, 88587, 89973, 117657, 127959, 135486, 148417, 169949, 177174, 179946, 235314, 255918, 269919, 296834, 339898, 352971, 383877, 445251, 509847, 539838, 705942, 767754, 890502, 1019694, 1151631, 1335753, 1529541, 1929421, 2303262, 2523089, 2671506, 3059082, 3858842, 4007259, 4588623, 5046178, 5788263, 7569267, 8014518, 9177246, 11576526, 15138534, 17364789, 22707801, 32800157, 34729578, 45415602, 52094367, 65600314, 68123403, 98400471, 104188734, 136246806, 196800942, 295201413, 590402826, 885604239, 1771208478]

約数ペア:

[(1, 1771208478), (2, 885604239), (3, 590402826), (6, 295201413), (9, 196800942), (13, 136246806), (17, 104188734), (18, 98400471), (26, 68123403), (27, 65600314), (34, 52094367), (39, 45415602), (51, 34729578), (54, 32800157), (78, 22707801), (102, 17364789), (117, 15138534), (153, 11576526), (193, 9177246), (221, 8014518), (234, 7569267), (306, 5788263), (351, 5046178), (386, 4588623), (442, 4007259), (459, 3858842), (579, 3059082), (663, 2671506), (702, 2523089), (769, 2303262), (918, 1929421), (1158, 1529541), (1326, 1335753), (1538, 1151631), (1737, 1019694), (1989, 890502), (2307, 767754), (2509, 705942), (3281, 539838), (3474, 509847), (3978, 445251), (4614, 383877), (5018, 352971), (5211, 339898), (5967, 296834), (6562, 269919), (6921, 255918), (7527, 235314), (9843, 179946), (9997, 177174), (10422, 169949), (11934, 148417), (13073, 135486), (13842, 127959), (15054, 117657), (19686, 89973), (19994, 88587), (20763, 85306), (22581, 78438), (26146, 67743), (29529, 59982), (29991, 59058), (39219, 45162), (41526, 42653)]