31988276

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 36

約数和(自身を含む): 59774988

約数和(自身を除く): 27786712

約数列:

[1, 2, 4, 29, 37, 58, 74, 116, 148, 257, 514, 841, 1028, 1073, 1682, 2146, 3364, 4292, 7453, 9509, 14906, 19018, 29812, 31117, 38036, 62234, 124468, 216137, 275761, 432274, 551522, 864548, 1103044, 7997069, 15994138, 31988276]

約数ペア:

[(1, 31988276), (2, 15994138), (4, 7997069), (29, 1103044), (37, 864548), (58, 551522), (74, 432274), (116, 275761), (148, 216137), (257, 124468), (514, 62234), (841, 38036), (1028, 31117), (1073, 29812), (1682, 19018), (2146, 14906), (3364, 9509), (4292, 7453)]