389631488

素因数分解:

$2^9\times {\mathrm{193}}^1\times {\mathrm{3943}}^1$

素因数の和:4154

約数の個数: 40

約数和(自身を含む): 782734128

約数和(自身を除く): 393102640

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 256, 386, 512, 772, 1544, 3088, 3943, 6176, 7886, 12352, 15772, 24704, 31544, 49408, 63088, 98816, 126176, 252352, 504704, 760999, 1009408, 1521998, 2018816, 3043996, 6087992, 12175984, 24351968, 48703936, 97407872, 194815744, 389631488]

約数ペア:

[(1, 389631488), (2, 194815744), (4, 97407872), (8, 48703936), (16, 24351968), (32, 12175984), (64, 6087992), (128, 3043996), (193, 2018816), (256, 1521998), (386, 1009408), (512, 760999), (772, 504704), (1544, 252352), (3088, 126176), (3943, 98816), (6176, 63088), (7886, 49408), (12352, 31544), (15772, 24704)]