31701285

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1307}}^1$

素因数の和:1343

約数の個数: 72

約数和(自身を含む): 69784416

約数和(自身を除く): 38083131

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 147, 165, 231, 245, 315, 385, 441, 495, 539, 693, 735, 1155, 1307, 1617, 2205, 2695, 3465, 3921, 4851, 6535, 8085, 9149, 11763, 14377, 19605, 24255, 27447, 43131, 45745, 58815, 64043, 71885, 82341, 100639, 129393, 137235, 192129, 215655, 301917, 320215, 411705, 503195, 576387, 646965, 704473, 905751, 960645, 1509585, 2113419, 2881935, 3522365, 4528755, 6340257, 10567095, 31701285]

約数ペア:

[(1, 31701285), (3, 10567095), (5, 6340257), (7, 4528755), (9, 3522365), (11, 2881935), (15, 2113419), (21, 1509585), (33, 960645), (35, 905751), (45, 704473), (49, 646965), (55, 576387), (63, 503195), (77, 411705), (99, 320215), (105, 301917), (147, 215655), (165, 192129), (231, 137235), (245, 129393), (315, 100639), (385, 82341), (441, 71885), (495, 64043), (539, 58815), (693, 45745), (735, 43131), (1155, 27447), (1307, 24255), (1617, 19605), (2205, 14377), (2695, 11763), (3465, 9149), (3921, 8085), (4851, 6535)]