208538288

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11423}}^1$

素因数の和:11601

約数の個数: 40

約数和(自身を含む): 464636928

約数和(自身を除く): 256098640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2282, 2608, 4564, 9128, 11423, 18256, 22846, 45692, 79961, 91384, 159922, 182768, 319844, 639688, 1279376, 1861949, 3723898, 7447796, 13033643, 14895592, 26067286, 29791184, 52134572, 104269144, 208538288]

約数ペア:

[(1, 208538288), (2, 104269144), (4, 52134572), (7, 29791184), (8, 26067286), (14, 14895592), (16, 13033643), (28, 7447796), (56, 3723898), (112, 1861949), (163, 1279376), (326, 639688), (652, 319844), (1141, 182768), (1304, 159922), (2282, 91384), (2608, 79961), (4564, 45692), (9128, 22846), (11423, 18256)]