991047456

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{491591}}^1$

素因数の和:491614

約数の個数: 72

約数和(自身を含む): 3220910784

約数和(自身を除く): 2229863328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 491591, 983182, 1474773, 1966364, 2949546, 3441137, 3932728, 4424319, 5899092, 6882274, 7865456, 8848638, 10323411, 11798184, 13764548, 15730912, 17697276, 20646822, 23596368, 27529096, 30970233, 35394552, 41293644, 47192736, 55058192, 61940466, 70789104, 82587288, 110116384, 123880932, 141578208, 165174576, 247761864, 330349152, 495523728, 991047456]

約数ペア:

[(1, 991047456), (2, 495523728), (3, 330349152), (4, 247761864), (6, 165174576), (7, 141578208), (8, 123880932), (9, 110116384), (12, 82587288), (14, 70789104), (16, 61940466), (18, 55058192), (21, 47192736), (24, 41293644), (28, 35394552), (32, 30970233), (36, 27529096), (42, 23596368), (48, 20646822), (56, 17697276), (63, 15730912), (72, 13764548), (84, 11798184), (96, 10323411), (112, 8848638), (126, 7865456), (144, 6882274), (168, 5899092), (224, 4424319), (252, 3932728), (288, 3441137), (336, 2949546), (504, 1966364), (672, 1474773), (1008, 983182), (2016, 491591)]