218210070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{559513}}^1$

素因数の和:559536

約数の個数: 32

約数和(自身を含む): 563990112

約数和(自身を除く): 345780042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 559513, 1119026, 1678539, 2797565, 3357078, 5595130, 7273669, 8392695, 14547338, 16785390, 21821007, 36368345, 43642014, 72736690, 109105035, 218210070]

約数ペア:

[(1, 218210070), (2, 109105035), (3, 72736690), (5, 43642014), (6, 36368345), (10, 21821007), (13, 16785390), (15, 14547338), (26, 8392695), (30, 7273669), (39, 5595130), (65, 3357078), (78, 2797565), (130, 1678539), (195, 1119026), (390, 559513)]