211512938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37489}}^1$

素因数の和:37542

約数の個数: 32

約数和(自身を含む): 403092480

約数和(自身を除く): 191579542

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 37489, 74978, 262423, 487357, 524846, 974714, 1162159, 2324318, 3411499, 6822998, 8135113, 15108067, 16270226, 30216134, 105756469, 211512938]

約数ペア:

[(1, 211512938), (2, 105756469), (7, 30216134), (13, 16270226), (14, 15108067), (26, 8135113), (31, 6822998), (62, 3411499), (91, 2324318), (182, 1162159), (217, 974714), (403, 524846), (434, 487357), (806, 262423), (2821, 74978), (5642, 37489)]