51481661

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 69092352

約数和(自身を除く): 17610691

約数列:

[1, 7, 11, 17, 67, 77, 119, 187, 469, 587, 737, 1139, 1309, 4109, 5159, 6457, 7973, 9979, 12529, 39329, 45199, 69853, 87703, 109769, 275303, 432619, 668593, 768383, 3028333, 4680151, 7354523, 51481661]

約数ペア:

[(1, 51481661), (7, 7354523), (11, 4680151), (17, 3028333), (67, 768383), (77, 668593), (119, 432619), (187, 275303), (469, 109769), (587, 87703), (737, 69853), (1139, 45199), (1309, 39329), (4109, 12529), (5159, 9979), (6457, 7973)]