28305222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 64744704

約数和(自身を除く): 36439482

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 67, 74, 111, 134, 173, 201, 222, 346, 402, 407, 519, 737, 814, 1038, 1221, 1474, 1903, 2211, 2442, 2479, 3806, 4422, 4958, 5709, 6401, 7437, 11418, 11591, 12802, 14874, 19203, 23182, 27269, 34773, 38406, 54538, 69546, 70411, 81807, 127501, 140822, 163614, 211233, 255002, 382503, 422466, 428867, 765006, 857734, 1286601, 2573202, 4717537, 9435074, 14152611, 28305222]

約数ペア:

[(1, 28305222), (2, 14152611), (3, 9435074), (6, 4717537), (11, 2573202), (22, 1286601), (33, 857734), (37, 765006), (66, 428867), (67, 422466), (74, 382503), (111, 255002), (134, 211233), (173, 163614), (201, 140822), (222, 127501), (346, 81807), (402, 70411), (407, 69546), (519, 54538), (737, 38406), (814, 34773), (1038, 27269), (1221, 23182), (1474, 19203), (1903, 14874), (2211, 12802), (2442, 11591), (2479, 11418), (3806, 7437), (4422, 6401), (4958, 5709)]