1386017516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{67139}}^1$

素因数の和:67553

約数の個数: 24

約数和(自身を含む): 2618728560

約数和(自身を除く): 1232711044

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 1588, 5161, 10322, 20644, 67139, 134278, 268556, 872807, 1745614, 3491228, 26654183, 53308366, 106616732, 346504379, 693008758, 1386017516]

約数ペア:

[(1, 1386017516), (2, 693008758), (4, 346504379), (13, 106616732), (26, 53308366), (52, 26654183), (397, 3491228), (794, 1745614), (1588, 872807), (5161, 268556), (10322, 134278), (20644, 67139)]