12691686

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{881}}^1$

素因数の和:914

約数の個数: 40

約数和(自身を含む): 29645784

約数和(自身を除く): 16954098

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 881, 1029, 1762, 2058, 2401, 2643, 4802, 5286, 6167, 7203, 12334, 14406, 18501, 37002, 43169, 86338, 129507, 259014, 302183, 604366, 906549, 1813098, 2115281, 4230562, 6345843, 12691686]

約数ペア:

[(1, 12691686), (2, 6345843), (3, 4230562), (6, 2115281), (7, 1813098), (14, 906549), (21, 604366), (42, 302183), (49, 259014), (98, 129507), (147, 86338), (294, 43169), (343, 37002), (686, 18501), (881, 14406), (1029, 12334), (1762, 7203), (2058, 6167), (2401, 5286), (2643, 4802)]