129407978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{887}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 235540224

約数和(自身を除く): 106132246

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 613, 887, 1226, 1774, 4291, 6209, 8582, 10421, 12418, 15079, 20842, 30158, 72947, 105553, 145894, 211106, 543731, 1087462, 3806117, 7612234, 9243427, 18486854, 64703989, 129407978]

約数ペア:

[(1, 129407978), (2, 64703989), (7, 18486854), (14, 9243427), (17, 7612234), (34, 3806117), (119, 1087462), (238, 543731), (613, 211106), (887, 145894), (1226, 105553), (1774, 72947), (4291, 30158), (6209, 20842), (8582, 15079), (10421, 12418)]