1047156747

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{201881}}^1$

素因数の和:201923

約数の個数: 32

約数和(自身を含む): 1808862720

約数和(自身を除く): 761705973

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 201881, 605643, 1413167, 2624453, 3835739, 4239501, 7873359, 11507217, 18371171, 26850173, 49864607, 55113513, 80550519, 149593821, 349052249, 1047156747]

約数ペア:

[(1, 1047156747), (3, 349052249), (7, 149593821), (13, 80550519), (19, 55113513), (21, 49864607), (39, 26850173), (57, 18371171), (91, 11507217), (133, 7873359), (247, 4239501), (273, 3835739), (399, 2624453), (741, 1413167), (1729, 605643), (5187, 201881)]