219025575

素因数分解:

$3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{4073}}^1$

素因数の和:4328

約数の個数: 36

約数和(自身を含む): 394037280

約数和(自身を除く): 175011705

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 239, 717, 1195, 2151, 3585, 4073, 5975, 10755, 12219, 17925, 20365, 36657, 53775, 61095, 101825, 183285, 305475, 916425, 973447, 2920341, 4867235, 8761023, 14601705, 24336175, 43805115, 73008525, 219025575]

約数ペア:

[(1, 219025575), (3, 73008525), (5, 43805115), (9, 24336175), (15, 14601705), (25, 8761023), (45, 4867235), (75, 2920341), (225, 973447), (239, 916425), (717, 305475), (1195, 183285), (2151, 101825), (3585, 61095), (4073, 53775), (5975, 36657), (10755, 20365), (12219, 17925)]