208765592

素因数分解:

$2^3\times 7^1\times {\mathrm{311}}^1\times {\mathrm{11987}}^1$

素因数の和:12311

約数の個数: 32

約数和(自身を含む): 448830720

約数和(自身を除く): 240065128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 311, 622, 1244, 2177, 2488, 4354, 8708, 11987, 17416, 23974, 47948, 83909, 95896, 167818, 335636, 671272, 3727957, 7455914, 14911828, 26095699, 29823656, 52191398, 104382796, 208765592]

約数ペア:

[(1, 208765592), (2, 104382796), (4, 52191398), (7, 29823656), (8, 26095699), (14, 14911828), (28, 7455914), (56, 3727957), (311, 671272), (622, 335636), (1244, 167818), (2177, 95896), (2488, 83909), (4354, 47948), (8708, 23974), (11987, 17416)]