209739268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{13469}}^1$

素因数の和:13719

約数の個数: 24

約数和(自身を含む): 390360600

約数和(自身を除く): 180621332

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 3893, 7786, 13469, 15572, 26938, 53876, 228973, 457946, 915892, 3084401, 6168802, 12337604, 52434817, 104869634, 209739268]

約数ペア:

[(1, 209739268), (2, 104869634), (4, 52434817), (17, 12337604), (34, 6168802), (68, 3084401), (229, 915892), (458, 457946), (916, 228973), (3893, 53876), (7786, 26938), (13469, 15572)]