401984

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:594

約数の個数: 28

約数和(自身を含む): 871728

約数和(自身を除く): 469744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 571, 704, 1142, 2284, 4568, 6281, 9136, 12562, 18272, 25124, 36544, 50248, 100496, 200992, 401984]

約数ペア:

[(1, 401984), (2, 200992), (4, 100496), (8, 50248), (11, 36544), (16, 25124), (22, 18272), (32, 12562), (44, 9136), (64, 6281), (88, 4568), (176, 2284), (352, 1142), (571, 704)]