388650752

素因数分解:

$2^8\times 7^2\times {\mathrm{30983}}^1$

素因数の和:31013

約数の個数: 54

約数和(自身を含む): 902470968

約数和(自身を除く): 513820216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 30983, 61966, 123932, 216881, 247864, 433762, 495728, 867524, 991456, 1518167, 1735048, 1982912, 3036334, 3470096, 3965824, 6072668, 6940192, 7931648, 12145336, 13880384, 24290672, 27760768, 48581344, 55521536, 97162688, 194325376, 388650752]

約数ペア:

[(1, 388650752), (2, 194325376), (4, 97162688), (7, 55521536), (8, 48581344), (14, 27760768), (16, 24290672), (28, 13880384), (32, 12145336), (49, 7931648), (56, 6940192), (64, 6072668), (98, 3965824), (112, 3470096), (128, 3036334), (196, 1982912), (224, 1735048), (256, 1518167), (392, 991456), (448, 867524), (784, 495728), (896, 433762), (1568, 247864), (1792, 216881), (3136, 123932), (6272, 61966), (12544, 30983)]