71974917

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5741}}^1$

素因数の和:5953

約数の個数: 24

約数和(自身を含む): 119433600

約数和(自身を除く): 47458683

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 5741, 12537, 17223, 40187, 51669, 120561, 361683, 1142459, 3427377, 7997213, 10282131, 23991639, 71974917]

約数ペア:

[(1, 71974917), (3, 23991639), (7, 10282131), (9, 7997213), (21, 3427377), (63, 1142459), (199, 361683), (597, 120561), (1393, 51669), (1791, 40187), (4179, 17223), (5741, 12537)]