388731616

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{133493}}^1$

素因数の和:133523

約数の個数: 48

約数和(自身を含む): 941933664

約数和(自身を除く): 553202048

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, 133493, 266986, 533972, 934451, 1067944, 1735409, 1868902, 2135888, 3470818, 3737804, 4271776, 6941636, 7475608, 12147863, 13883272, 14951216, 24295726, 27766544, 29902432, 48591452, 55533088, 97182904, 194365808, 388731616]

約数ペア:

[(1, 388731616), (2, 194365808), (4, 97182904), (7, 55533088), (8, 48591452), (13, 29902432), (14, 27766544), (16, 24295726), (26, 14951216), (28, 13883272), (32, 12147863), (52, 7475608), (56, 6941636), (91, 4271776), (104, 3737804), (112, 3470818), (182, 2135888), (208, 1868902), (224, 1735409), (364, 1067944), (416, 934451), (728, 533972), (1456, 266986), (2912, 133493)]