2191003305

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67219}}^1$

素因数の和:67321

約数の個数: 32

約数和(自身を含む): 3658919040

約数和(自身を除く): 1467915735

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 795, 2173, 6519, 10865, 32595, 67219, 201657, 336095, 1008285, 2755979, 3562607, 8267937, 10687821, 13779895, 17813035, 41339685, 53439105, 146066887, 438200661, 730334435, 2191003305]

約数ペア:

[(1, 2191003305), (3, 730334435), (5, 438200661), (15, 146066887), (41, 53439105), (53, 41339685), (123, 17813035), (159, 13779895), (205, 10687821), (265, 8267937), (615, 3562607), (795, 2755979), (2173, 1008285), (6519, 336095), (10865, 201657), (32595, 67219)]