253996924

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{7489}}^1$

素因数の和:7693

約数の個数: 24

約数和(自身を含む): 455092400

約数和(自身を除く): 201095476

約数列:

[1, 2, 4, 61, 122, 139, 244, 278, 556, 7489, 8479, 14978, 16958, 29956, 33916, 456829, 913658, 1040971, 1827316, 2081942, 4163884, 63499231, 126998462, 253996924]

約数ペア:

[(1, 253996924), (2, 126998462), (4, 63499231), (61, 4163884), (122, 2081942), (139, 1827316), (244, 1040971), (278, 913658), (556, 456829), (7489, 33916), (8479, 29956), (14978, 16958)]