388821076

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2009

約数の個数: 72

約数和(自身を含む): 852273576

約数和(自身を除く): 463452500

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 61, 68, 98, 119, 122, 196, 238, 244, 427, 476, 833, 854, 1037, 1666, 1708, 1913, 2074, 2989, 3332, 3826, 4148, 5978, 7259, 7652, 11956, 13391, 14518, 26782, 29036, 32521, 50813, 53564, 65042, 93737, 101626, 116693, 130084, 187474, 203252, 227647, 233386, 374948, 455294, 466772, 816851, 910588, 1593529, 1633702, 1983781, 3187058, 3267404, 3967562, 5717957, 6374116, 7935124, 11435914, 13886467, 22871828, 27772934, 55545868, 97205269, 194410538, 388821076]

約数ペア:

[(1, 388821076), (2, 194410538), (4, 97205269), (7, 55545868), (14, 27772934), (17, 22871828), (28, 13886467), (34, 11435914), (49, 7935124), (61, 6374116), (68, 5717957), (98, 3967562), (119, 3267404), (122, 3187058), (196, 1983781), (238, 1633702), (244, 1593529), (427, 910588), (476, 816851), (833, 466772), (854, 455294), (1037, 374948), (1666, 233386), (1708, 227647), (1913, 203252), (2074, 187474), (2989, 130084), (3332, 116693), (3826, 101626), (4148, 93737), (5978, 65042), (7259, 53564), (7652, 50813), (11956, 32521), (13391, 29036), (14518, 26782)]