216339328

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{54521}}^1$

素因数の和:54566

約数の個数: 32

約数和(自身を含む): 444899520

約数和(自身を除く): 228560192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 54521, 109042, 218084, 436168, 872336, 1690151, 1744672, 3380302, 3489344, 6760604, 6978688, 13521208, 27042416, 54084832, 108169664, 216339328]

約数ペア:

[(1, 216339328), (2, 108169664), (4, 54084832), (8, 27042416), (16, 13521208), (31, 6978688), (32, 6760604), (62, 3489344), (64, 3380302), (124, 1744672), (128, 1690151), (248, 872336), (496, 436168), (992, 218084), (1984, 109042), (3968, 54521)]