198112768

素因数分解:

$2^9\times 7^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 456470784

約数和(自身を除く): 258358016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 167, 224, 256, 331, 334, 448, 512, 662, 668, 896, 1169, 1324, 1336, 1792, 2317, 2338, 2648, 2672, 3584, 4634, 4676, 5296, 5344, 9268, 9352, 10592, 10688, 18536, 18704, 21184, 21376, 37072, 37408, 42368, 42752, 55277, 74144, 74816, 84736, 85504, 110554, 148288, 149632, 169472, 221108, 296576, 299264, 386939, 442216, 593152, 598528, 773878, 884432, 1186304, 1547756, 1768864, 3095512, 3537728, 6191024, 7075456, 12382048, 14150912, 24764096, 28301824, 49528192, 99056384, 198112768]

約数ペア:

[(1, 198112768), (2, 99056384), (4, 49528192), (7, 28301824), (8, 24764096), (14, 14150912), (16, 12382048), (28, 7075456), (32, 6191024), (56, 3537728), (64, 3095512), (112, 1768864), (128, 1547756), (167, 1186304), (224, 884432), (256, 773878), (331, 598528), (334, 593152), (448, 442216), (512, 386939), (662, 299264), (668, 296576), (896, 221108), (1169, 169472), (1324, 149632), (1336, 148288), (1792, 110554), (2317, 85504), (2338, 84736), (2648, 74816), (2672, 74144), (3584, 55277), (4634, 42752), (4676, 42368), (5296, 37408), (5344, 37072), (9268, 21376), (9352, 21184), (10592, 18704), (10688, 18536)]