2212995

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 3750912

約数和(自身を除く): 1537917

約数列:

[1, 3, 5, 15, 43, 47, 73, 129, 141, 215, 219, 235, 365, 645, 705, 1095, 2021, 3139, 3431, 6063, 9417, 10105, 10293, 15695, 17155, 30315, 47085, 51465, 147533, 442599, 737665, 2212995]

約数ペア:

[(1, 2212995), (3, 737665), (5, 442599), (15, 147533), (43, 51465), (47, 47085), (73, 30315), (129, 17155), (141, 15695), (215, 10293), (219, 10105), (235, 9417), (365, 6063), (645, 3431), (705, 3139), (1095, 2021)]