131489246

素因数分解:

$2^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{3187}}^1$

素因数の和:3624

約数の個数: 24

約数和(自身を含む): 230052456

約数和(自身を除く): 98563210

約数列:

[1, 2, 7, 14, 49, 98, 421, 842, 2947, 3187, 5894, 6374, 20629, 22309, 41258, 44618, 156163, 312326, 1341727, 2683454, 9392089, 18784178, 65744623, 131489246]

約数ペア:

[(1, 131489246), (2, 65744623), (7, 18784178), (14, 9392089), (49, 2683454), (98, 1341727), (421, 312326), (842, 156163), (2947, 44618), (3187, 41258), (5894, 22309), (6374, 20629)]