47971371

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 77414400

約数和(自身を除く): 29443029

約数列:

[1, 3, 7, 19, 21, 57, 133, 251, 399, 479, 753, 1437, 1757, 3353, 4769, 5271, 9101, 10059, 14307, 27303, 33383, 63707, 100149, 120229, 191121, 360687, 841603, 2284351, 2524809, 6853053, 15990457, 47971371]

約数ペア:

[(1, 47971371), (3, 15990457), (7, 6853053), (19, 2524809), (21, 2284351), (57, 841603), (133, 360687), (251, 191121), (399, 120229), (479, 100149), (753, 63707), (1437, 33383), (1757, 27303), (3353, 14307), (4769, 10059), (5271, 9101)]