12886328

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 30750720

約数和(自身を除く): 17864392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 571, 728, 806, 868, 1142, 1612, 1736, 2284, 2821, 3224, 3997, 4568, 5642, 7423, 7994, 11284, 14846, 15988, 17701, 22568, 29692, 31976, 35402, 51961, 59384, 70804, 103922, 123907, 141608, 207844, 230113, 247814, 415688, 460226, 495628, 920452, 991256, 1610791, 1840904, 3221582, 6443164, 12886328]

約数ペア:

[(1, 12886328), (2, 6443164), (4, 3221582), (7, 1840904), (8, 1610791), (13, 991256), (14, 920452), (26, 495628), (28, 460226), (31, 415688), (52, 247814), (56, 230113), (62, 207844), (91, 141608), (104, 123907), (124, 103922), (182, 70804), (217, 59384), (248, 51961), (364, 35402), (403, 31976), (434, 29692), (571, 22568), (728, 17701), (806, 15988), (868, 14846), (1142, 11284), (1612, 7994), (1736, 7423), (2284, 5642), (2821, 4568), (3224, 3997)]