211301012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{2729}}^1$

素因数の和:4235

約数の個数: 24

約数和(自身を含む): 398634600

約数和(自身を除く): 187333588

約数列:

[1, 2, 4, 13, 26, 52, 1489, 2729, 2978, 5458, 5956, 10916, 19357, 35477, 38714, 70954, 77428, 141908, 4063481, 8126962, 16253924, 52825253, 105650506, 211301012]

約数ペア:

[(1, 211301012), (2, 105650506), (4, 52825253), (13, 16253924), (26, 8126962), (52, 4063481), (1489, 141908), (2729, 77428), (2978, 70954), (5458, 38714), (5956, 35477), (10916, 19357)]