261085282

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 420152832

約数和(自身を除く): 159067550

約数列:

[1, 2, 23, 46, 47, 94, 197, 394, 613, 1081, 1226, 2162, 4531, 9062, 9259, 14099, 18518, 28198, 28811, 57622, 120761, 212957, 241522, 425914, 662653, 1325306, 2777503, 5555006, 5675767, 11351534, 130542641, 261085282]

約数ペア:

[(1, 261085282), (2, 130542641), (23, 11351534), (46, 5675767), (47, 5555006), (94, 2777503), (197, 1325306), (394, 662653), (613, 425914), (1081, 241522), (1226, 212957), (2162, 120761), (4531, 57622), (9062, 28811), (9259, 28198), (14099, 18518)]