55480019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 69696000

約数和(自身を除く): 14215981

約数列:

[1, 7, 19, 43, 89, 109, 133, 301, 623, 763, 817, 1691, 2071, 3827, 4687, 5719, 9701, 11837, 14497, 26789, 32809, 67907, 72713, 89053, 184319, 417143, 508991, 623371, 1290233, 2920001, 7925717, 55480019]

約数ペア:

[(1, 55480019), (7, 7925717), (19, 2920001), (43, 1290233), (89, 623371), (109, 508991), (133, 417143), (301, 184319), (623, 89053), (763, 72713), (817, 67907), (1691, 32809), (2071, 26789), (3827, 14497), (4687, 11837), (5719, 9701)]