198403972

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{2311}}^1$

素因数の和:2468

約数の個数: 36

約数和(自身を含む): 379094016

約数和(自身を除く): 180690044

約数列:

[1, 2, 4, 13, 26, 52, 127, 169, 254, 338, 508, 676, 1651, 2311, 3302, 4622, 6604, 9244, 21463, 30043, 42926, 60086, 85852, 120172, 293497, 390559, 586994, 781118, 1173988, 1562236, 3815461, 7630922, 15261844, 49600993, 99201986, 198403972]

約数ペア:

[(1, 198403972), (2, 99201986), (4, 49600993), (13, 15261844), (26, 7630922), (52, 3815461), (127, 1562236), (169, 1173988), (254, 781118), (338, 586994), (508, 390559), (676, 293497), (1651, 120172), (2311, 85852), (3302, 60086), (4622, 42926), (6604, 30043), (9244, 21463)]