65781401

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 82252800

約数和(自身を除く): 16471399

約数列:

[1, 7, 19, 59, 83, 101, 133, 413, 581, 707, 1121, 1577, 1919, 4897, 5959, 7847, 8383, 11039, 13433, 34279, 41713, 58681, 93043, 113221, 159277, 494597, 651301, 792547, 1114939, 3462179, 9397343, 65781401]

約数ペア:

[(1, 65781401), (7, 9397343), (19, 3462179), (59, 1114939), (83, 792547), (101, 651301), (133, 494597), (413, 159277), (581, 113221), (707, 93043), (1121, 58681), (1577, 41713), (1919, 34279), (4897, 13433), (5959, 11039), (7847, 8383)]