64291642

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{1439}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 97977600

約数和(自身を除く): 33685958

約数列:

[1, 2, 89, 178, 251, 502, 1439, 2878, 22339, 44678, 128071, 256142, 361189, 722378, 32145821, 64291642]

約数ペア:

[(1, 64291642), (2, 32145821), (89, 722378), (178, 361189), (251, 256142), (502, 128071), (1439, 44678), (2878, 22339)]