581308

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 1252832

約数和(自身を除く): 671524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1597, 3194, 6388, 11179, 20761, 22358, 41522, 44716, 83044, 145327, 290654, 581308]

約数ペア:

[(1, 581308), (2, 290654), (4, 145327), (7, 83044), (13, 44716), (14, 41522), (26, 22358), (28, 20761), (52, 11179), (91, 6388), (182, 3194), (364, 1597)]