393448185

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74729}}^1$

素因数の和:74759

約数の個数: 40

約数和(自身を含む): 759555720

約数和(自身を除く): 366107535

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 74729, 224187, 373645, 672561, 971477, 1120935, 2017683, 2914431, 3362805, 4857385, 6053049, 8743293, 10088415, 14572155, 26229879, 30265245, 43716465, 78689637, 131149395, 393448185]

約数ペア:

[(1, 393448185), (3, 131149395), (5, 78689637), (9, 43716465), (13, 30265245), (15, 26229879), (27, 14572155), (39, 10088415), (45, 8743293), (65, 6053049), (81, 4857385), (117, 3362805), (135, 2914431), (195, 2017683), (351, 1120935), (405, 971477), (585, 672561), (1053, 373645), (1755, 224187), (5265, 74729)]