128693408

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{65929}}^1$

素因数の和:66000

約数の個数: 24

約数和(自身を含む): 257522580

約数和(自身を除く): 128829172

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 65929, 131858, 263716, 527432, 1054864, 2109728, 4021669, 8043338, 16086676, 32173352, 64346704, 128693408]

約数ペア:

[(1, 128693408), (2, 64346704), (4, 32173352), (8, 16086676), (16, 8043338), (32, 4021669), (61, 2109728), (122, 1054864), (244, 527432), (488, 263716), (976, 131858), (1952, 65929)]