7121868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 18176256

約数和(自身を除く): 11054388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 643, 852, 923, 1286, 1846, 1929, 2572, 2769, 3692, 3858, 5538, 7716, 8359, 11076, 16718, 25077, 33436, 45653, 50154, 91306, 100308, 136959, 182612, 273918, 547836, 593489, 1186978, 1780467, 2373956, 3560934, 7121868]

約数ペア:

[(1, 7121868), (2, 3560934), (3, 2373956), (4, 1780467), (6, 1186978), (12, 593489), (13, 547836), (26, 273918), (39, 182612), (52, 136959), (71, 100308), (78, 91306), (142, 50154), (156, 45653), (213, 33436), (284, 25077), (426, 16718), (643, 11076), (852, 8359), (923, 7716), (1286, 5538), (1846, 3858), (1929, 3692), (2572, 2769)]