123845456

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13997}}^1$

素因数の和:14091

約数の個数: 40

約数和(自身を含む): 277720320

約数和(自身を除く): 153874864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 13997, 27994, 55988, 97979, 111976, 195958, 223952, 391916, 783832, 1105763, 1567664, 2211526, 4423052, 7740341, 8846104, 15480682, 17692208, 30961364, 61922728, 123845456]

約数ペア:

[(1, 123845456), (2, 61922728), (4, 30961364), (7, 17692208), (8, 15480682), (14, 8846104), (16, 7740341), (28, 4423052), (56, 2211526), (79, 1567664), (112, 1105763), (158, 783832), (316, 391916), (553, 223952), (632, 195958), (1106, 111976), (1264, 97979), (2212, 55988), (4424, 27994), (8848, 13997)]