199401608

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{31511}}^1$

素因数の和:31637

約数の個数: 32

約数和(自身を含む): 431084160

約数和(自身を除く): 231682552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 6328, 31511, 63022, 126044, 220577, 252088, 441154, 882308, 1764616, 3560743, 7121486, 14242972, 24925201, 28485944, 49850402, 99700804, 199401608]

約数ペア:

[(1, 199401608), (2, 99700804), (4, 49850402), (7, 28485944), (8, 24925201), (14, 14242972), (28, 7121486), (56, 3560743), (113, 1764616), (226, 882308), (452, 441154), (791, 252088), (904, 220577), (1582, 126044), (3164, 63022), (6328, 31511)]