245568444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20903}}^1$

素因数の和:21010

約数の個数: 48

約数和(自身を含む): 632136960

約数和(自身を除く): 386568516

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 89, 132, 178, 267, 356, 534, 979, 1068, 1958, 2937, 3916, 5874, 11748, 20903, 41806, 62709, 83612, 125418, 229933, 250836, 459866, 689799, 919732, 1379598, 1860367, 2759196, 3720734, 5581101, 7441468, 11162202, 20464037, 22324404, 40928074, 61392111, 81856148, 122784222, 245568444]

約数ペア:

[(1, 245568444), (2, 122784222), (3, 81856148), (4, 61392111), (6, 40928074), (11, 22324404), (12, 20464037), (22, 11162202), (33, 7441468), (44, 5581101), (66, 3720734), (89, 2759196), (132, 1860367), (178, 1379598), (267, 919732), (356, 689799), (534, 459866), (979, 250836), (1068, 229933), (1958, 125418), (2937, 83612), (3916, 62709), (5874, 41806), (11748, 20903)]