2940378427

素因数分解:

$7^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{1523}}^1$

素因数の和:1640

約数の個数: 36

約数和(自身を含む): 3622916808

約数和(自身を除く): 682538381

約数列:

[1, 7, 31, 41, 49, 217, 287, 961, 1271, 1519, 1523, 2009, 6727, 8897, 10661, 39401, 47089, 47213, 62279, 62443, 74627, 275807, 330491, 437101, 1463603, 1930649, 1935733, 2313437, 3059707, 10245221, 13550131, 60007723, 71716547, 94850917, 420054061, 2940378427]

約数ペア:

[(1, 2940378427), (7, 420054061), (31, 94850917), (41, 71716547), (49, 60007723), (217, 13550131), (287, 10245221), (961, 3059707), (1271, 2313437), (1519, 1935733), (1523, 1930649), (2009, 1463603), (6727, 437101), (8897, 330491), (10661, 275807), (39401, 74627), (47089, 62443), (47213, 62279)]