421732090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{190829}}^1$

素因数の和:190866

約数の個数: 32

約数和(自身を含む): 865604880

約数和(自身を除く): 443872790

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 190829, 381658, 954145, 1908290, 2480777, 3244093, 4961554, 6488186, 12403885, 16220465, 24807770, 32440930, 42173209, 84346418, 210866045, 421732090]

約数ペア:

[(1, 421732090), (2, 210866045), (5, 84346418), (10, 42173209), (13, 32440930), (17, 24807770), (26, 16220465), (34, 12403885), (65, 6488186), (85, 4961554), (130, 3244093), (170, 2480777), (221, 1908290), (442, 954145), (1105, 381658), (2210, 190829)]