42765387

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 71327520

約数和(自身を除く): 28562133

約数列:

[1, 3, 7, 17, 21, 49, 51, 109, 119, 147, 157, 327, 357, 471, 763, 833, 1099, 1853, 2289, 2499, 2669, 3297, 5341, 5559, 7693, 8007, 12971, 16023, 17113, 18683, 23079, 38913, 51339, 56049, 90797, 119791, 130781, 272391, 290921, 359373, 392343, 838537, 872763, 2036447, 2515611, 6109341, 14255129, 42765387]

約数ペア:

[(1, 42765387), (3, 14255129), (7, 6109341), (17, 2515611), (21, 2036447), (49, 872763), (51, 838537), (109, 392343), (119, 359373), (147, 290921), (157, 272391), (327, 130781), (357, 119791), (471, 90797), (763, 56049), (833, 51339), (1099, 38913), (1853, 23079), (2289, 18683), (2499, 17113), (2669, 16023), (3297, 12971), (5341, 8007), (5559, 7693)]