247788492

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{421409}}^1$

素因数の和:421430

約数の個数: 36

約数和(自身を含む): 672570360

約数和(自身を除く): 424781868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 421409, 842818, 1264227, 1685636, 2528454, 2949863, 5056908, 5899726, 8849589, 11799452, 17699178, 20649041, 35398356, 41298082, 61947123, 82596164, 123894246, 247788492]

約数ペア:

[(1, 247788492), (2, 123894246), (3, 82596164), (4, 61947123), (6, 41298082), (7, 35398356), (12, 20649041), (14, 17699178), (21, 11799452), (28, 8849589), (42, 5899726), (49, 5056908), (84, 2949863), (98, 2528454), (147, 1685636), (196, 1264227), (294, 842818), (588, 421409)]