161914922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 289766400

約数和(自身を除く): 127851478

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 97, 109, 194, 218, 247, 403, 494, 589, 806, 1178, 1261, 1417, 1843, 2071, 2522, 2834, 3007, 3379, 3686, 4142, 6014, 6758, 7657, 10573, 15314, 21146, 23959, 26923, 39091, 43927, 47918, 53846, 57133, 64201, 78182, 87854, 114266, 128402, 137449, 200887, 274898, 327763, 401774, 655526, 742729, 834613, 1485458, 1669226, 2611531, 4260919, 5223062, 6227497, 8521838, 12454994, 80957461, 161914922]

約数ペア:

[(1, 161914922), (2, 80957461), (13, 12454994), (19, 8521838), (26, 6227497), (31, 5223062), (38, 4260919), (62, 2611531), (97, 1669226), (109, 1485458), (194, 834613), (218, 742729), (247, 655526), (403, 401774), (494, 327763), (589, 274898), (806, 200887), (1178, 137449), (1261, 128402), (1417, 114266), (1843, 87854), (2071, 78182), (2522, 64201), (2834, 57133), (3007, 53846), (3379, 47918), (3686, 43927), (4142, 39091), (6014, 26923), (6758, 23959), (7657, 21146), (10573, 15314)]