193884990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{497141}}^1$

素因数の和:497164

約数の個数: 32

約数和(自身を含む): 501119136

約数和(自身を除く): 307234146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 497141, 994282, 1491423, 2485705, 2982846, 4971410, 6462833, 7457115, 12925666, 14914230, 19388499, 32314165, 38776998, 64628330, 96942495, 193884990]

約数ペア:

[(1, 193884990), (2, 96942495), (3, 64628330), (5, 38776998), (6, 32314165), (10, 19388499), (13, 14914230), (15, 12925666), (26, 7457115), (30, 6462833), (39, 4971410), (65, 2982846), (78, 2485705), (130, 1491423), (195, 994282), (390, 497141)]