140978841

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 212480640

約数和(自身を除く): 71501799

約数列:

[1, 3, 17, 19, 51, 57, 73, 219, 323, 969, 1241, 1387, 1993, 3723, 4161, 5979, 23579, 33881, 37867, 70737, 101643, 113601, 145489, 436467, 643739, 1931217, 2473313, 2764291, 7419939, 8292873, 46992947, 140978841]

約数ペア:

[(1, 140978841), (3, 46992947), (17, 8292873), (19, 7419939), (51, 2764291), (57, 2473313), (73, 1931217), (219, 643739), (323, 436467), (969, 145489), (1241, 113601), (1387, 101643), (1993, 70737), (3723, 37867), (4161, 33881), (5979, 23579)]