378542079

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{126307}}^1$

素因数の和:126356

約数の個数: 20

約数和(自身を含む): 580764184

約数和(自身を除く): 202222105

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 126307, 378921, 1136763, 3410289, 4673359, 10230867, 14020077, 42060231, 126180693, 378542079]

約数ペア:

[(1, 378542079), (3, 126180693), (9, 42060231), (27, 14020077), (37, 10230867), (81, 4673359), (111, 3410289), (333, 1136763), (999, 378921), (2997, 126307)]