245220603

素因数分解:

$3^1\times {\mathrm{67}}^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 336853440

約数和(自身を除く): 91632837

約数列:

[1, 3, 67, 131, 139, 201, 393, 417, 4489, 8777, 9313, 13467, 18209, 26331, 27939, 54627, 588059, 623971, 1220003, 1764177, 1871913, 3660009, 81740201, 245220603]

約数ペア:

[(1, 245220603), (3, 81740201), (67, 3660009), (131, 1871913), (139, 1764177), (201, 1220003), (393, 623971), (417, 588059), (4489, 54627), (8777, 27939), (9313, 26331), (13467, 18209)]