77909804

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{20921}}^1$

素因数の和:20958

約数の個数: 36

約数和(自身を含む): 166957560

約数和(自身を除く): 89047756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 20921, 41842, 83684, 146447, 292894, 397499, 585788, 794998, 1025129, 1589996, 2050258, 2782493, 4100516, 5564986, 11129972, 19477451, 38954902, 77909804]

約数ペア:

[(1, 77909804), (2, 38954902), (4, 19477451), (7, 11129972), (14, 5564986), (19, 4100516), (28, 2782493), (38, 2050258), (49, 1589996), (76, 1025129), (98, 794998), (133, 585788), (196, 397499), (266, 292894), (532, 146447), (931, 83684), (1862, 41842), (3724, 20921)]