26781645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 48664512

約数和(自身を除く): 21882867

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 193, 319, 435, 579, 841, 957, 965, 1595, 2123, 2523, 2895, 4205, 4785, 5597, 6369, 9251, 10615, 12615, 16791, 27753, 27985, 31845, 46255, 61567, 83955, 138765, 162313, 184701, 307835, 486939, 811565, 923505, 1785443, 2434695, 5356329, 8927215, 26781645]

約数ペア:

[(1, 26781645), (3, 8927215), (5, 5356329), (11, 2434695), (15, 1785443), (29, 923505), (33, 811565), (55, 486939), (87, 307835), (145, 184701), (165, 162313), (193, 138765), (319, 83955), (435, 61567), (579, 46255), (841, 31845), (957, 27985), (965, 27753), (1595, 16791), (2123, 12615), (2523, 10615), (2895, 9251), (4205, 6369), (4785, 5597)]