263172884

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{5333}}^1$

素因数の和:5436

約数の個数: 36

約数和(自身を含む): 505631196

約数和(自身を除く): 242458312

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 292, 338, 676, 949, 1898, 3796, 5333, 10666, 12337, 21332, 24674, 49348, 69329, 138658, 277316, 389309, 778618, 901277, 1557236, 1802554, 3605108, 5061017, 10122034, 20244068, 65793221, 131586442, 263172884]

約数ペア:

[(1, 263172884), (2, 131586442), (4, 65793221), (13, 20244068), (26, 10122034), (52, 5061017), (73, 3605108), (146, 1802554), (169, 1557236), (292, 901277), (338, 778618), (676, 389309), (949, 277316), (1898, 138658), (3796, 69329), (5333, 49348), (10666, 24674), (12337, 21332)]