385291228

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{20147}}^1$

素因数の和:20841

約数の個数: 24

約数和(自身を含む): 771748992

約数和(自身を除く): 386457764

約数列:

[1, 2, 4, 7, 14, 28, 683, 1366, 2732, 4781, 9562, 19124, 20147, 40294, 80588, 141029, 282058, 564116, 13760401, 27520802, 55041604, 96322807, 192645614, 385291228]

約数ペア:

[(1, 385291228), (2, 192645614), (4, 96322807), (7, 55041604), (14, 27520802), (28, 13760401), (683, 564116), (1366, 282058), (2732, 141029), (4781, 80588), (9562, 40294), (19124, 20147)]