217481124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{1987}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 580686848

約数和(自身を除く): 363205724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1303, 1987, 2606, 3909, 3974, 5212, 5961, 7818, 7948, 9121, 11922, 13909, 15636, 18242, 23844, 27363, 27818, 36484, 41727, 54726, 55636, 83454, 109452, 166908, 2589061, 5178122, 7767183, 10356244, 15534366, 18123427, 31068732, 36246854, 54370281, 72493708, 108740562, 217481124]

約数ペア:

[(1, 217481124), (2, 108740562), (3, 72493708), (4, 54370281), (6, 36246854), (7, 31068732), (12, 18123427), (14, 15534366), (21, 10356244), (28, 7767183), (42, 5178122), (84, 2589061), (1303, 166908), (1987, 109452), (2606, 83454), (3909, 55636), (3974, 54726), (5212, 41727), (5961, 36484), (7818, 27818), (7948, 27363), (9121, 23844), (11922, 18242), (13909, 15636)]