65291391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 109674240

約数和(自身を除く): 44382849

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 103, 171, 209, 309, 337, 627, 927, 1011, 1133, 1881, 1957, 3033, 3399, 3707, 5871, 6403, 10197, 11121, 17613, 19209, 21527, 33363, 34711, 57627, 64581, 70433, 104133, 193743, 211299, 312399, 381821, 633897, 659509, 1145463, 1978527, 3436389, 5935581, 7254599, 21763797, 65291391]

約数ペア:

[(1, 65291391), (3, 21763797), (9, 7254599), (11, 5935581), (19, 3436389), (33, 1978527), (57, 1145463), (99, 659509), (103, 633897), (171, 381821), (209, 312399), (309, 211299), (337, 193743), (627, 104133), (927, 70433), (1011, 64581), (1133, 57627), (1881, 34711), (1957, 33363), (3033, 21527), (3399, 19209), (3707, 17613), (5871, 11121), (6403, 10197)]