38695839

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20249}}^1$

素因数の和:20279

約数の個数: 24

約数和(自身を含む): 64638000

約数和(自身を除く): 25942161

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 20249, 60747, 141743, 263237, 425229, 789711, 992201, 1842659, 2976603, 5527977, 12898613, 38695839]

約数ペア:

[(1, 38695839), (3, 12898613), (7, 5527977), (13, 2976603), (21, 1842659), (39, 992201), (49, 789711), (91, 425229), (147, 263237), (273, 141743), (637, 60747), (1911, 20249)]