15661271493

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{6373}}^1$

素因数の和:8458

約数の個数: 48

約数和(自身を含む): 27231767680

約数和(自身を除く): 11570496187

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2053, 6159, 6373, 14371, 18477, 19119, 39007, 43113, 44611, 57357, 117021, 121087, 129339, 133833, 273049, 351063, 363261, 401499, 819147, 847609, 1089783, 2457441, 2542827, 7628481, 13083769, 39251307, 91586383, 117753921, 248591611, 274759149, 745774833, 824277447, 1740141277, 2237324499, 5220423831, 15661271493]

約数ペア:

[(1, 15661271493), (3, 5220423831), (7, 2237324499), (9, 1740141277), (19, 824277447), (21, 745774833), (57, 274759149), (63, 248591611), (133, 117753921), (171, 91586383), (399, 39251307), (1197, 13083769), (2053, 7628481), (6159, 2542827), (6373, 2457441), (14371, 1089783), (18477, 847609), (19119, 819147), (39007, 401499), (43113, 363261), (44611, 351063), (57357, 273049), (117021, 133833), (121087, 129339)]