289189376

素因数分解:

$2^9\times 7^2\times {\mathrm{11527}}^1$

素因数の和:11559

約数の個数: 60

約数和(自身を含む): 672209208

約数和(自身を除く): 383019832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3584, 6272, 11527, 12544, 23054, 25088, 46108, 80689, 92216, 161378, 184432, 322756, 368864, 564823, 645512, 737728, 1129646, 1291024, 1475456, 2259292, 2582048, 2950912, 4518584, 5164096, 5901824, 9037168, 10328192, 18074336, 20656384, 36148672, 41312768, 72297344, 144594688, 289189376]

約数ペア:

[(1, 289189376), (2, 144594688), (4, 72297344), (7, 41312768), (8, 36148672), (14, 20656384), (16, 18074336), (28, 10328192), (32, 9037168), (49, 5901824), (56, 5164096), (64, 4518584), (98, 2950912), (112, 2582048), (128, 2259292), (196, 1475456), (224, 1291024), (256, 1129646), (392, 737728), (448, 645512), (512, 564823), (784, 368864), (896, 322756), (1568, 184432), (1792, 161378), (3136, 92216), (3584, 80689), (6272, 46108), (11527, 25088), (12544, 23054)]