210017195164

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{337759}}^1$

素因数の和:338242

約数の個数: 48

約数和(自身を含む): 428982220800

約数和(自身を除く): 218965025636

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 419, 742, 838, 1484, 1676, 2933, 5866, 11732, 22207, 44414, 88828, 155449, 310898, 337759, 621796, 675518, 1351036, 2364313, 4728626, 9457252, 17901227, 35802454, 71604908, 125308589, 141521021, 250617178, 283042042, 501234356, 566084084, 990647147, 1981294294, 3962588588, 7500614113, 15001228226, 30002456452, 52504298791, 105008597582, 210017195164]

約数ペア:

[(1, 210017195164), (2, 105008597582), (4, 52504298791), (7, 30002456452), (14, 15001228226), (28, 7500614113), (53, 3962588588), (106, 1981294294), (212, 990647147), (371, 566084084), (419, 501234356), (742, 283042042), (838, 250617178), (1484, 141521021), (1676, 125308589), (2933, 71604908), (5866, 35802454), (11732, 17901227), (22207, 9457252), (44414, 4728626), (88828, 2364313), (155449, 1351036), (310898, 675518), (337759, 621796)]