1290143456

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{59377}}^1$

素因数の和:59491

約数の個数: 48

約数和(自身を含む): 2932798176

約数和(自身を除く): 1642654720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 1358, 1552, 2716, 3104, 5432, 10864, 21728, 59377, 118754, 237508, 415639, 475016, 831278, 950032, 1662556, 1900064, 3325112, 5759569, 6650224, 11519138, 13300448, 23038276, 40316983, 46076552, 80633966, 92153104, 161267932, 184306208, 322535864, 645071728, 1290143456]

約数ペア:

[(1, 1290143456), (2, 645071728), (4, 322535864), (7, 184306208), (8, 161267932), (14, 92153104), (16, 80633966), (28, 46076552), (32, 40316983), (56, 23038276), (97, 13300448), (112, 11519138), (194, 6650224), (224, 5759569), (388, 3325112), (679, 1900064), (776, 1662556), (1358, 950032), (1552, 831278), (2716, 475016), (3104, 415639), (5432, 237508), (10864, 118754), (21728, 59377)]