387263968

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{132989}}^1$

素因数の和:133019

約数の個数: 48

約数和(自身を含む): 938377440

約数和(自身を除く): 551113472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 132989, 265978, 531956, 930923, 1063912, 1728857, 1861846, 2127824, 3457714, 3723692, 4255648, 6915428, 7447384, 12101999, 13830856, 14894768, 24203998, 27661712, 29789536, 48407996, 55323424, 96815992, 193631984, 387263968]

約数ペア:

[(1, 387263968), (2, 193631984), (4, 96815992), (7, 55323424), (8, 48407996), (13, 29789536), (14, 27661712), (16, 24203998), (26, 14894768), (28, 13830856), (32, 12101999), (52, 7447384), (56, 6915428), (91, 4255648), (104, 3723692), (112, 3457714), (182, 2127824), (208, 1861846), (224, 1728857), (364, 1063912), (416, 930923), (728, 531956), (1456, 265978), (2912, 132989)]