219215716

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{1901}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 388555776

約数和(自身を除く): 169340060

約数列:

[1, 2, 4, 127, 227, 254, 454, 508, 908, 1901, 3802, 7604, 28829, 57658, 115316, 241427, 431527, 482854, 863054, 965708, 1726108, 54803929, 109607858, 219215716]

約数ペア:

[(1, 219215716), (2, 109607858), (4, 54803929), (127, 1726108), (227, 965708), (254, 863054), (454, 482854), (508, 431527), (908, 241427), (1901, 115316), (3802, 57658), (7604, 28829)]