1772040807

素因数分解:

$3^9\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 2677354416

約数和(自身を除く): 905313609

約数列:

[1, 3, 9, 27, 81, 197, 243, 457, 591, 729, 1371, 1773, 2187, 4113, 5319, 6561, 12339, 15957, 19683, 37017, 47871, 90029, 111051, 143613, 270087, 333153, 430839, 810261, 999459, 1292517, 2430783, 2998377, 3877551, 7292349, 8995131, 21877047, 65631141, 196893423, 590680269, 1772040807]

約数ペア:

[(1, 1772040807), (3, 590680269), (9, 196893423), (27, 65631141), (81, 21877047), (197, 8995131), (243, 7292349), (457, 3877551), (591, 2998377), (729, 2430783), (1371, 1292517), (1773, 999459), (2187, 810261), (4113, 430839), (5319, 333153), (6561, 270087), (12339, 143613), (15957, 111051), (19683, 90029), (37017, 47871)]