51181497

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 82296000

約数和(自身を除く): 31114503

約数列:

[1, 3, 9, 19, 27, 57, 59, 89, 171, 177, 267, 361, 513, 531, 801, 1083, 1121, 1593, 1691, 2403, 3249, 3363, 5073, 5251, 9747, 10089, 15219, 15753, 21299, 30267, 32129, 45657, 47259, 63897, 96387, 99769, 141777, 191691, 289161, 299307, 575073, 867483, 897921, 1895611, 2693763, 5686833, 17060499, 51181497]

約数ペア:

[(1, 51181497), (3, 17060499), (9, 5686833), (19, 2693763), (27, 1895611), (57, 897921), (59, 867483), (89, 575073), (171, 299307), (177, 289161), (267, 191691), (361, 141777), (513, 99769), (531, 96387), (801, 63897), (1083, 47259), (1121, 45657), (1593, 32129), (1691, 30267), (2403, 21299), (3249, 15753), (3363, 15219), (5073, 10089), (5251, 9747)]