27406911

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 16945089

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 461, 1043, 1383, 2831, 3129, 3227, 8493, 8759, 9681, 19817, 26277, 59451, 61313, 68689, 183939, 206067, 480823, 1305091, 1442469, 3915273, 9135637, 27406911]

約数ペア:

[(1, 27406911), (3, 9135637), (7, 3915273), (19, 1442469), (21, 1305091), (57, 480823), (133, 206067), (149, 183939), (399, 68689), (447, 61313), (461, 59451), (1043, 26277), (1383, 19817), (2831, 9681), (3129, 8759), (3227, 8493)]