16666623

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 26024544

約数和(自身を除く): 9357921

約数列:

[1, 3, 9, 31, 41, 47, 93, 123, 141, 279, 369, 423, 961, 1271, 1457, 1927, 2883, 3813, 4371, 5781, 8649, 11439, 13113, 17343, 39401, 45167, 59737, 118203, 135501, 179211, 354609, 406503, 537633, 1851847, 5555541, 16666623]

約数ペア:

[(1, 16666623), (3, 5555541), (9, 1851847), (31, 537633), (41, 406503), (47, 354609), (93, 179211), (123, 135501), (141, 118203), (279, 59737), (369, 45167), (423, 39401), (961, 17343), (1271, 13113), (1457, 11439), (1927, 8649), (2883, 5781), (3813, 4371)]