81968403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 122360832

約数和(自身を除く): 40392429

約数列:

[1, 3, 11, 33, 67, 131, 201, 283, 393, 737, 849, 1441, 2211, 3113, 4323, 8777, 9339, 18961, 26331, 37073, 56883, 96547, 111219, 208571, 289641, 407803, 625713, 1223409, 2483891, 7451673, 27322801, 81968403]

約数ペア:

[(1, 81968403), (3, 27322801), (11, 7451673), (33, 2483891), (67, 1223409), (131, 625713), (201, 407803), (283, 289641), (393, 208571), (737, 111219), (849, 96547), (1441, 56883), (2211, 37073), (3113, 26331), (4323, 18961), (8777, 9339)]