171990014

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{13757}}^1$

素因数の和:13832

約数の個数: 32

約数和(自身を含む): 316984320

約数和(自身を除く): 144994306

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 6251, 12502, 13757, 27514, 96299, 192598, 261383, 522766, 646579, 1293158, 1829681, 3659362, 4526053, 9052106, 12285001, 24570002, 85995007, 171990014]

約数ペア:

[(1, 171990014), (2, 85995007), (7, 24570002), (14, 12285001), (19, 9052106), (38, 4526053), (47, 3659362), (94, 1829681), (133, 1293158), (266, 646579), (329, 522766), (658, 261383), (893, 192598), (1786, 96299), (6251, 27514), (12502, 13757)]