171857556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21601}}^1$

素因数の和:21641

約数の個数: 72

約数和(自身を含む): 495377064

約数和(自身を除く): 323519508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 21601, 43202, 64803, 86404, 129606, 194409, 259212, 280813, 367217, 388818, 561626, 734434, 777636, 842439, 1101651, 1123252, 1468868, 1684878, 2203302, 2527317, 3304953, 3369756, 4406604, 4773821, 5054634, 6609906, 9547642, 10109268, 13219812, 14321463, 19095284, 28642926, 42964389, 57285852, 85928778, 171857556]

約数ペア:

[(1, 171857556), (2, 85928778), (3, 57285852), (4, 42964389), (6, 28642926), (9, 19095284), (12, 14321463), (13, 13219812), (17, 10109268), (18, 9547642), (26, 6609906), (34, 5054634), (36, 4773821), (39, 4406604), (51, 3369756), (52, 3304953), (68, 2527317), (78, 2203302), (102, 1684878), (117, 1468868), (153, 1123252), (156, 1101651), (204, 842439), (221, 777636), (234, 734434), (306, 561626), (442, 388818), (468, 367217), (612, 280813), (663, 259212), (884, 194409), (1326, 129606), (1989, 86404), (2652, 64803), (3978, 43202), (7956, 21601)]