212820218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{337}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 349562304

約数和(自身を除く): 136742086

約数列:

[1, 2, 13, 26, 107, 214, 227, 337, 454, 674, 1391, 2782, 2951, 4381, 5902, 8762, 24289, 36059, 48578, 72118, 76499, 152998, 315757, 468767, 631514, 937534, 994487, 1988974, 8185393, 16370786, 106410109, 212820218]

約数ペア:

[(1, 212820218), (2, 106410109), (13, 16370786), (26, 8185393), (107, 1988974), (214, 994487), (227, 937534), (337, 631514), (454, 468767), (674, 315757), (1391, 152998), (2782, 76499), (2951, 72118), (4381, 48578), (5902, 36059), (8762, 24289)]