31280522

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 60252192

約数和(自身を除く): 28971670

約数列:

[1, 2, 7, 13, 14, 26, 43, 49, 86, 91, 98, 182, 301, 559, 571, 602, 637, 1118, 1142, 1274, 2107, 3913, 3997, 4214, 7423, 7826, 7994, 14846, 24553, 27391, 27979, 49106, 51961, 54782, 55958, 103922, 171871, 319189, 343742, 363727, 638378, 727454, 1203097, 2234323, 2406194, 4468646, 15640261, 31280522]

約数ペア:

[(1, 31280522), (2, 15640261), (7, 4468646), (13, 2406194), (14, 2234323), (26, 1203097), (43, 727454), (49, 638378), (86, 363727), (91, 343742), (98, 319189), (182, 171871), (301, 103922), (559, 55958), (571, 54782), (602, 51961), (637, 49106), (1118, 27979), (1142, 27391), (1274, 24553), (2107, 14846), (3913, 7994), (3997, 7826), (4214, 7423)]