47394815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 64813056

約数和(自身を除く): 17418241

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 547, 559, 1333, 2015, 2735, 2795, 6665, 7111, 16957, 17329, 23521, 35555, 84785, 86645, 117605, 220441, 305773, 729151, 1102205, 1528865, 3645755, 9478963, 47394815]

約数ペア:

[(1, 47394815), (5, 9478963), (13, 3645755), (31, 1528865), (43, 1102205), (65, 729151), (155, 305773), (215, 220441), (403, 117605), (547, 86645), (559, 84785), (1333, 35555), (2015, 23521), (2735, 17329), (2795, 16957), (6665, 7111)]