215548844

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{57881}}^1$

素因数の和:57918

約数の個数: 36

約数和(自身を含む): 461898360

約数和(自身を除く): 246349516

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 57881, 115762, 231524, 405167, 810334, 1099739, 1620668, 2199478, 2836169, 4398956, 5672338, 7698173, 11344676, 15396346, 30792692, 53887211, 107774422, 215548844]

約数ペア:

[(1, 215548844), (2, 107774422), (4, 53887211), (7, 30792692), (14, 15396346), (19, 11344676), (28, 7698173), (38, 5672338), (49, 4398956), (76, 2836169), (98, 2199478), (133, 1620668), (196, 1099739), (266, 810334), (532, 405167), (931, 231524), (1862, 115762), (3724, 57881)]