12486915

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{809}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 12785085

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 809, 1029, 1715, 2205, 2427, 3087, 4045, 5145, 5663, 7281, 12135, 15435, 16989, 28315, 36405, 39641, 50967, 84945, 118923, 198205, 254835, 277487, 356769, 594615, 832461, 1387435, 1783845, 2497383, 4162305, 12486915]

約数ペア:

[(1, 12486915), (3, 4162305), (5, 2497383), (7, 1783845), (9, 1387435), (15, 832461), (21, 594615), (35, 356769), (45, 277487), (49, 254835), (63, 198205), (105, 118923), (147, 84945), (245, 50967), (315, 39641), (343, 36405), (441, 28315), (735, 16989), (809, 15435), (1029, 12135), (1715, 7281), (2205, 5663), (2427, 5145), (3087, 4045)]