31306692

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^2\times {\mathrm{139}}^1$

素因数の和:420

約数の個数: 36

約数和(自身を含む): 74115440

約数和(自身を除く): 42808748

約数列:

[1, 2, 3, 4, 6, 12, 137, 139, 274, 278, 411, 417, 548, 556, 822, 834, 1644, 1668, 18769, 19043, 37538, 38086, 56307, 57129, 75076, 76172, 112614, 114258, 225228, 228516, 2608891, 5217782, 7826673, 10435564, 15653346, 31306692]

約数ペア:

[(1, 31306692), (2, 15653346), (3, 10435564), (4, 7826673), (6, 5217782), (12, 2608891), (137, 228516), (139, 225228), (274, 114258), (278, 112614), (411, 76172), (417, 75076), (548, 57129), (556, 56307), (822, 38086), (834, 37538), (1644, 19043), (1668, 18769)]