206989784

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 393204240

約数和(自身を除く): 186214456

約数列:

[1, 2, 4, 8, 113, 226, 401, 452, 571, 802, 904, 1142, 1604, 2284, 3208, 4568, 45313, 64523, 90626, 129046, 181252, 228971, 258092, 362504, 457942, 516184, 915884, 1831768, 25873723, 51747446, 103494892, 206989784]

約数ペア:

[(1, 206989784), (2, 103494892), (4, 51747446), (8, 25873723), (113, 1831768), (226, 915884), (401, 516184), (452, 457942), (571, 362504), (802, 258092), (904, 228971), (1142, 181252), (1604, 129046), (2284, 90626), (3208, 64523), (4568, 45313)]