12289893

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 20708352

約数和(自身を除く): 8418459

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 231, 249, 581, 641, 913, 1743, 1923, 2739, 4487, 6391, 7051, 13461, 19173, 21153, 49357, 53203, 148071, 159609, 372421, 585233, 1117263, 1755699, 4096631, 12289893]

約数ペア:

[(1, 12289893), (3, 4096631), (7, 1755699), (11, 1117263), (21, 585233), (33, 372421), (77, 159609), (83, 148071), (231, 53203), (249, 49357), (581, 21153), (641, 19173), (913, 13461), (1743, 7051), (1923, 6391), (2739, 4487)]