89898389

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 107442720

約数和(自身を除く): 17544331

約数列:

[1, 7, 49, 67, 139, 197, 469, 973, 1379, 3283, 6811, 9313, 9653, 13199, 27383, 65191, 92393, 191681, 456337, 646751, 1341767, 1834661, 12842627, 89898389]

約数ペア:

[(1, 89898389), (7, 12842627), (49, 1834661), (67, 1341767), (139, 646751), (197, 456337), (469, 191681), (973, 92393), (1379, 65191), (3283, 27383), (6811, 13199), (9313, 9653)]