72770805

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3823}}^1$

素因数の和:3887

約数の個数: 40

約数和(自身を含む): 133258752

約数和(自身を除く): 60487947

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 3823, 6345, 11469, 19035, 19115, 34407, 57345, 103221, 172035, 179681, 309663, 516105, 539043, 898405, 1548315, 1617129, 2695215, 4851387, 8085645, 14554161, 24256935, 72770805]

約数ペア:

[(1, 72770805), (3, 24256935), (5, 14554161), (9, 8085645), (15, 4851387), (27, 2695215), (45, 1617129), (47, 1548315), (81, 898405), (135, 539043), (141, 516105), (235, 309663), (405, 179681), (423, 172035), (705, 103221), (1269, 57345), (2115, 34407), (3807, 19115), (3823, 19035), (6345, 11469)]