25651758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 57168720

約数和(自身を除く): 31516962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 121, 178, 242, 267, 363, 397, 534, 726, 794, 979, 1191, 1958, 2382, 2937, 4367, 5874, 8734, 10769, 13101, 21538, 26202, 32307, 35333, 48037, 64614, 70666, 96074, 105999, 144111, 211998, 288222, 388663, 777326, 1165989, 2331978, 4275293, 8550586, 12825879, 25651758]

約数ペア:

[(1, 25651758), (2, 12825879), (3, 8550586), (6, 4275293), (11, 2331978), (22, 1165989), (33, 777326), (66, 388663), (89, 288222), (121, 211998), (178, 144111), (242, 105999), (267, 96074), (363, 70666), (397, 64614), (534, 48037), (726, 35333), (794, 32307), (979, 26202), (1191, 21538), (1958, 13101), (2382, 10769), (2937, 8734), (4367, 5874)]