221973755906

素因数分解:

$2^1\times 7^1\times {\mathrm{67481}}^1\times {\mathrm{234959}}^1$

素因数の和:302449

約数の個数: 16

約数和(自身を含む): 380533697280

約数和(自身を除く): 158559941374

約数列:

[1, 2, 7, 14, 67481, 134962, 234959, 469918, 472367, 944734, 1644713, 3289426, 15855268279, 31710536558, 110986877953, 221973755906]

約数ペア:

[(1, 221973755906), (2, 110986877953), (7, 31710536558), (14, 15855268279), (67481, 3289426), (134962, 1644713), (234959, 944734), (469918, 472367)]