78471345

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{121661}}^1$

素因数の和:121712

約数の個数: 16

約数和(自身を含む): 128475072

約数和(自身を除く): 50003727

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 121661, 364983, 608305, 1824915, 5231423, 15694269, 26157115, 78471345]

約数ペア:

[(1, 78471345), (3, 26157115), (5, 15694269), (15, 5231423), (43, 1824915), (129, 608305), (215, 364983), (645, 121661)]