168703878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1021

約数の個数: 64

約数和(自身を含む): 398661120

約数和(自身を除く): 229957242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 109, 129, 218, 258, 301, 327, 602, 654, 763, 857, 903, 1526, 1714, 1806, 2289, 2571, 4578, 4687, 5142, 5999, 9374, 11998, 14061, 17997, 28122, 32809, 35994, 36851, 65618, 73702, 93413, 98427, 110553, 186826, 196854, 221106, 257957, 280239, 515914, 560478, 653891, 773871, 1307782, 1547742, 1961673, 3923346, 4016759, 8033518, 12050277, 24100554, 28117313, 56234626, 84351939, 168703878]

約数ペア:

[(1, 168703878), (2, 84351939), (3, 56234626), (6, 28117313), (7, 24100554), (14, 12050277), (21, 8033518), (42, 4016759), (43, 3923346), (86, 1961673), (109, 1547742), (129, 1307782), (218, 773871), (258, 653891), (301, 560478), (327, 515914), (602, 280239), (654, 257957), (763, 221106), (857, 196854), (903, 186826), (1526, 110553), (1714, 98427), (1806, 93413), (2289, 73702), (2571, 65618), (4578, 36851), (4687, 35994), (5142, 32809), (5999, 28122), (9374, 17997), (11998, 14061)]