393485253

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{6661}}^1$

素因数の和:6797

約数の個数: 32

約数和(自身を含む): 626760960

約数和(自身を除く): 233275707

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 291, 609, 679, 2037, 2813, 6661, 8439, 19691, 19983, 46627, 59073, 139881, 193169, 579507, 646117, 1352183, 1938351, 4056549, 4522819, 13568457, 18737393, 56212179, 131161751, 393485253]

約数ペア:

[(1, 393485253), (3, 131161751), (7, 56212179), (21, 18737393), (29, 13568457), (87, 4522819), (97, 4056549), (203, 1938351), (291, 1352183), (609, 646117), (679, 579507), (2037, 193169), (2813, 139881), (6661, 59073), (8439, 46627), (19691, 19983)]