210798510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{540509}}^1$

素因数の和:540532

約数の個数: 32

約数和(自身を含む): 544834080

約数和(自身を除く): 334035570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 540509, 1081018, 1621527, 2702545, 3243054, 5405090, 7026617, 8107635, 14053234, 16215270, 21079851, 35133085, 42159702, 70266170, 105399255, 210798510]

約数ペア:

[(1, 210798510), (2, 105399255), (3, 70266170), (5, 42159702), (6, 35133085), (10, 21079851), (13, 16215270), (15, 14053234), (26, 8107635), (30, 7026617), (39, 5405090), (65, 3243054), (78, 2702545), (130, 1621527), (195, 1081018), (390, 540509)]