1388366

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 24

約数和(自身を含む): 2506176

約数和(自身を除く): 1117810

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 457, 914, 1519, 3038, 3199, 6398, 14167, 22393, 28334, 44786, 99169, 198338, 694183, 1388366]

約数ペア:

[(1, 1388366), (2, 694183), (7, 198338), (14, 99169), (31, 44786), (49, 28334), (62, 22393), (98, 14167), (217, 6398), (434, 3199), (457, 3038), (914, 1519)]