78492415

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{12589}}^1$

素因数の和:12666

約数の個数: 16

約数和(自身を含む): 99712800

約数和(自身を除く): 21220385

約数列:

[1, 5, 29, 43, 145, 215, 1247, 6235, 12589, 62945, 365081, 541327, 1825405, 2706635, 15698483, 78492415]

約数ペア:

[(1, 78492415), (5, 15698483), (29, 2706635), (43, 1825405), (145, 541327), (215, 365081), (1247, 62945), (6235, 12589)]