447788169

素因数分解:

$3^4\times {\mathrm{509}}^1\times {\mathrm{10861}}^1$

素因数の和:11382

約数の個数: 20

約数和(自身を含む): 670294020

約数和(自身を除く): 222505851

約数列:

[1, 3, 9, 27, 81, 509, 1527, 4581, 10861, 13743, 32583, 41229, 97749, 293247, 879741, 5528249, 16584747, 49754241, 149262723, 447788169]

約数ペア:

[(1, 447788169), (3, 149262723), (9, 49754241), (27, 16584747), (81, 5528249), (509, 879741), (1527, 293247), (4581, 97749), (10861, 41229), (13743, 32583)]