30813475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16007}}^1$

素因数の和:16035

約数の個数: 24

約数和(自身を含む): 47639808

約数和(自身を除く): 16826333

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 16007, 80035, 112049, 176077, 400175, 560245, 880385, 1232539, 2801225, 4401925, 6162695, 30813475]

約数ペア:

[(1, 30813475), (5, 6162695), (7, 4401925), (11, 2801225), (25, 1232539), (35, 880385), (55, 560245), (77, 400175), (175, 176077), (275, 112049), (385, 80035), (1925, 16007)]