81623948

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{733}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 169184064

約数和(自身を除く): 87560116

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 97, 164, 194, 287, 388, 574, 679, 733, 1148, 1358, 1466, 2716, 2932, 3977, 5131, 7954, 10262, 15908, 20524, 27839, 30053, 55678, 60106, 71101, 111356, 120212, 142202, 210371, 284404, 420742, 497707, 841484, 995414, 1990828, 2915141, 5830282, 11660564, 20405987, 40811974, 81623948]

約数ペア:

[(1, 81623948), (2, 40811974), (4, 20405987), (7, 11660564), (14, 5830282), (28, 2915141), (41, 1990828), (82, 995414), (97, 841484), (164, 497707), (194, 420742), (287, 284404), (388, 210371), (574, 142202), (679, 120212), (733, 111356), (1148, 71101), (1358, 60106), (1466, 55678), (2716, 30053), (2932, 27839), (3977, 20524), (5131, 15908), (7954, 10262)]