201320505

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{31729}}^1$

素因数の和:31790

約数の個数: 32

約数和(自身を含む): 365529600

約数和(自身を除く): 164209095

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 31729, 95187, 158645, 285561, 475935, 856683, 1427805, 1491263, 4283415, 4473789, 7456315, 13421367, 22368945, 40264101, 67106835, 201320505]

約数ペア:

[(1, 201320505), (3, 67106835), (5, 40264101), (9, 22368945), (15, 13421367), (27, 7456315), (45, 4473789), (47, 4283415), (135, 1491263), (141, 1427805), (235, 856683), (423, 475935), (705, 285561), (1269, 158645), (2115, 95187), (6345, 31729)]