199449510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{511409}}^1$

素因数の和:511432

約数の個数: 32

約数和(自身を含む): 515501280

約数和(自身を除く): 316051770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 511409, 1022818, 1534227, 2557045, 3068454, 5114090, 6648317, 7671135, 13296634, 15342270, 19944951, 33241585, 39889902, 66483170, 99724755, 199449510]

約数ペア:

[(1, 199449510), (2, 99724755), (3, 66483170), (5, 39889902), (6, 33241585), (10, 19944951), (13, 15342270), (15, 13296634), (26, 7671135), (30, 6648317), (39, 5114090), (65, 3068454), (78, 2557045), (130, 1534227), (195, 1022818), (390, 511409)]