38905167

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 64876032

約数和(自身を除く): 25970865

約数列:

[1, 3, 7, 21, 23, 37, 49, 69, 111, 147, 161, 259, 311, 483, 777, 851, 933, 1127, 1813, 2177, 2553, 3381, 5439, 5957, 6531, 7153, 11507, 15239, 17871, 21459, 34521, 41699, 45717, 50071, 80549, 125097, 150213, 241647, 264661, 350497, 563843, 793983, 1051491, 1691529, 1852627, 5557881, 12968389, 38905167]

約数ペア:

[(1, 38905167), (3, 12968389), (7, 5557881), (21, 1852627), (23, 1691529), (37, 1051491), (49, 793983), (69, 563843), (111, 350497), (147, 264661), (161, 241647), (259, 150213), (311, 125097), (483, 80549), (777, 50071), (851, 45717), (933, 41699), (1127, 34521), (1813, 21459), (2177, 17871), (2553, 15239), (3381, 11507), (5439, 7153), (5957, 6531)]