3878007

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 6653952

約数和(自身を除く): 2775945

約数列:

[1, 3, 7, 21, 23, 31, 37, 49, 69, 93, 111, 147, 161, 217, 259, 483, 651, 713, 777, 851, 1127, 1147, 1519, 1813, 2139, 2553, 3381, 3441, 4557, 4991, 5439, 5957, 8029, 14973, 17871, 24087, 26381, 34937, 41699, 56203, 79143, 104811, 125097, 168609, 184667, 554001, 1292669, 3878007]

約数ペア:

[(1, 3878007), (3, 1292669), (7, 554001), (21, 184667), (23, 168609), (31, 125097), (37, 104811), (49, 79143), (69, 56203), (93, 41699), (111, 34937), (147, 26381), (161, 24087), (217, 17871), (259, 14973), (483, 8029), (651, 5957), (713, 5439), (777, 4991), (851, 4557), (1127, 3441), (1147, 3381), (1519, 2553), (1813, 2139)]