31210641

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 58181760

約数和(自身を除く): 26971119

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1553, 1827, 2233, 2871, 4659, 6699, 10871, 13977, 17083, 20097, 32613, 45037, 51249, 97839, 119581, 135111, 153747, 315259, 358743, 405333, 495407, 945777, 1076229, 1486221, 2837331, 3467849, 4458663, 10403547, 31210641]

約数ペア:

[(1, 31210641), (3, 10403547), (7, 4458663), (9, 3467849), (11, 2837331), (21, 1486221), (29, 1076229), (33, 945777), (63, 495407), (77, 405333), (87, 358743), (99, 315259), (203, 153747), (231, 135111), (261, 119581), (319, 97839), (609, 51249), (693, 45037), (957, 32613), (1553, 20097), (1827, 17083), (2233, 13977), (2871, 10871), (4659, 6699)]