211676816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{9511}}^1$

素因数の和:9639

約数の個数: 40

約数和(自身を含む): 445846464

約数和(自身を除く): 234169648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 5564, 9511, 11128, 19022, 22256, 38044, 76088, 123643, 152176, 247286, 494572, 989144, 1017677, 1978288, 2035354, 4070708, 8141416, 13229801, 16282832, 26459602, 52919204, 105838408, 211676816]

約数ペア:

[(1, 211676816), (2, 105838408), (4, 52919204), (8, 26459602), (13, 16282832), (16, 13229801), (26, 8141416), (52, 4070708), (104, 2035354), (107, 1978288), (208, 1017677), (214, 989144), (428, 494572), (856, 247286), (1391, 152176), (1712, 123643), (2782, 76088), (5564, 38044), (9511, 22256), (11128, 19022)]