16839865

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 24468480

約数和(自身を除く): 7628615

約数列:

[1, 5, 7, 29, 35, 47, 145, 203, 235, 329, 353, 1015, 1363, 1645, 1765, 2471, 6815, 9541, 10237, 12355, 16591, 47705, 51185, 71659, 82955, 116137, 358295, 481139, 580685, 2405695, 3367973, 16839865]

約数ペア:

[(1, 16839865), (5, 3367973), (7, 2405695), (29, 580685), (35, 481139), (47, 358295), (145, 116137), (203, 82955), (235, 71659), (329, 51185), (353, 47705), (1015, 16591), (1363, 12355), (1645, 10237), (1765, 9541), (2471, 6815)]