16281706168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{721451}}^1$

素因数の和:721508

約数の個数: 64

約数和(自身を含む): 38785259520

約数和(自身を除く): 22503553352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 721451, 1442902, 2885804, 5050157, 5771608, 9378863, 10100314, 18757726, 20200628, 22364981, 37515452, 40401256, 44729962, 65652041, 75030904, 89459924, 131304082, 156554867, 178919848, 262608164, 290744753, 313109734, 525216328, 581489506, 626219468, 1162979012, 1252438936, 2035213271, 2325958024, 4070426542, 8140853084, 16281706168]

約数ペア:

[(1, 16281706168), (2, 8140853084), (4, 4070426542), (7, 2325958024), (8, 2035213271), (13, 1252438936), (14, 1162979012), (26, 626219468), (28, 581489506), (31, 525216328), (52, 313109734), (56, 290744753), (62, 262608164), (91, 178919848), (104, 156554867), (124, 131304082), (182, 89459924), (217, 75030904), (248, 65652041), (364, 44729962), (403, 40401256), (434, 37515452), (728, 22364981), (806, 20200628), (868, 18757726), (1612, 10100314), (1736, 9378863), (2821, 5771608), (3224, 5050157), (5642, 2885804), (11284, 1442902), (22568, 721451)]