240498979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 297285120

約数和(自身を除く): 56786141

約数列:

[1, 7, 19, 67, 133, 137, 197, 469, 959, 1273, 1379, 2603, 3743, 8911, 9179, 13199, 18221, 26201, 26989, 64253, 92393, 174401, 188923, 250781, 512791, 1220807, 1755467, 1808263, 3589537, 12657841, 34356997, 240498979]

約数ペア:

[(1, 240498979), (7, 34356997), (19, 12657841), (67, 3589537), (133, 1808263), (137, 1755467), (197, 1220807), (469, 512791), (959, 250781), (1273, 188923), (1379, 174401), (2603, 92393), (3743, 64253), (8911, 26989), (9179, 26201), (13199, 18221)]