285468918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 668736000

約数和(自身を除く): 383267082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 257, 318, 371, 499, 514, 742, 771, 998, 1113, 1497, 1542, 1799, 2226, 2994, 3493, 3598, 5397, 6986, 10479, 10794, 13621, 20958, 26447, 27242, 40863, 52894, 79341, 81726, 95347, 128243, 158682, 185129, 190694, 256486, 286041, 370258, 384729, 555387, 572082, 769458, 897701, 1110774, 1795402, 2693103, 5386206, 6796879, 13593758, 20390637, 40781274, 47578153, 95156306, 142734459, 285468918]

約数ペア:

[(1, 285468918), (2, 142734459), (3, 95156306), (6, 47578153), (7, 40781274), (14, 20390637), (21, 13593758), (42, 6796879), (53, 5386206), (106, 2693103), (159, 1795402), (257, 1110774), (318, 897701), (371, 769458), (499, 572082), (514, 555387), (742, 384729), (771, 370258), (998, 286041), (1113, 256486), (1497, 190694), (1542, 185129), (1799, 158682), (2226, 128243), (2994, 95347), (3493, 81726), (3598, 79341), (5397, 52894), (6986, 40863), (10479, 27242), (10794, 26447), (13621, 20958)]