381405

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 624384

約数和(自身を除く): 242979

約数列:

[1, 3, 5, 15, 47, 141, 235, 541, 705, 1623, 2705, 8115, 25427, 76281, 127135, 381405]

約数ペア:

[(1, 381405), (3, 127135), (5, 76281), (15, 25427), (47, 8115), (141, 2705), (235, 1623), (541, 705)]