68683706

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 136442880

約数和(自身を除く): 67759174

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 79, 91, 119, 158, 182, 221, 238, 281, 442, 553, 562, 1027, 1106, 1343, 1547, 1967, 2054, 2686, 3094, 3653, 3934, 4777, 7189, 7306, 9401, 9554, 14378, 17459, 18802, 22199, 25571, 33439, 34918, 44398, 51142, 62101, 66878, 122213, 124202, 155393, 244426, 288587, 310786, 377383, 434707, 577174, 754766, 869414, 2020109, 2641681, 4040218, 4905979, 5283362, 9811958, 34341853, 68683706]

約数ペア:

[(1, 68683706), (2, 34341853), (7, 9811958), (13, 5283362), (14, 4905979), (17, 4040218), (26, 2641681), (34, 2020109), (79, 869414), (91, 754766), (119, 577174), (158, 434707), (182, 377383), (221, 310786), (238, 288587), (281, 244426), (442, 155393), (553, 124202), (562, 122213), (1027, 66878), (1106, 62101), (1343, 51142), (1547, 44398), (1967, 34918), (2054, 33439), (2686, 25571), (3094, 22199), (3653, 18802), (3934, 17459), (4777, 14378), (7189, 9554), (7306, 9401)]