81766671

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 132518400

約数和(自身を除く): 50751729

約数列:

[1, 3, 7, 19, 21, 57, 101, 133, 303, 399, 707, 1919, 2029, 2121, 5757, 6087, 13433, 14203, 38551, 40299, 42609, 115653, 204929, 269857, 614787, 809571, 1434503, 3893651, 4303509, 11680953, 27255557, 81766671]

約数ペア:

[(1, 81766671), (3, 27255557), (7, 11680953), (19, 4303509), (21, 3893651), (57, 1434503), (101, 809571), (133, 614787), (303, 269857), (399, 204929), (707, 115653), (1919, 42609), (2029, 40299), (2121, 38551), (5757, 14203), (6087, 13433)]