201493271

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 254976000

約数和(自身を除く): 53482729

約数列:

[1, 7, 19, 23, 133, 161, 199, 331, 437, 1393, 2317, 3059, 3781, 4577, 6289, 7613, 26467, 32039, 44023, 53291, 65869, 86963, 144647, 461083, 608741, 1012529, 1251511, 1514987, 8760577, 10604909, 28784753, 201493271]

約数ペア:

[(1, 201493271), (7, 28784753), (19, 10604909), (23, 8760577), (133, 1514987), (161, 1251511), (199, 1012529), (331, 608741), (437, 461083), (1393, 144647), (2317, 86963), (3059, 65869), (3781, 53291), (4577, 44023), (6289, 32039), (7613, 26467)]