77887131

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 128269824

約数和(自身を除く): 50382693

約数列:

[1, 3, 7, 21, 23, 47, 69, 73, 141, 161, 219, 329, 483, 511, 987, 1081, 1533, 1679, 2209, 3243, 3431, 5037, 6627, 7567, 10293, 11753, 15463, 22701, 24017, 35259, 46389, 50807, 72051, 78913, 152421, 161257, 236739, 355649, 483771, 552391, 1066947, 1128799, 1657173, 3386397, 3708911, 11126733, 25962377, 77887131]

約数ペア:

[(1, 77887131), (3, 25962377), (7, 11126733), (21, 3708911), (23, 3386397), (47, 1657173), (69, 1128799), (73, 1066947), (141, 552391), (161, 483771), (219, 355649), (329, 236739), (483, 161257), (511, 152421), (987, 78913), (1081, 72051), (1533, 50807), (1679, 46389), (2209, 35259), (3243, 24017), (3431, 22701), (5037, 15463), (6627, 11753), (7567, 10293)]