1388338029

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3659}}^1$

素因数の和:3751

約数の個数: 64

約数和(自身を含む): 2361139200

約数和(自身を除く): 972801171

約数列:

[1, 3, 9, 13, 23, 27, 39, 47, 69, 117, 141, 207, 299, 351, 423, 611, 621, 897, 1081, 1269, 1833, 2691, 3243, 3659, 5499, 8073, 9729, 10977, 14053, 16497, 29187, 32931, 42159, 47567, 84157, 98793, 126477, 142701, 171973, 252471, 379431, 428103, 515919, 757413, 1094041, 1284309, 1547757, 2235649, 2272239, 3282123, 3955379, 4643271, 6706947, 9846369, 11866137, 20120841, 29539107, 35598411, 51419927, 60362523, 106795233, 154259781, 462779343, 1388338029]

約数ペア:

[(1, 1388338029), (3, 462779343), (9, 154259781), (13, 106795233), (23, 60362523), (27, 51419927), (39, 35598411), (47, 29539107), (69, 20120841), (117, 11866137), (141, 9846369), (207, 6706947), (299, 4643271), (351, 3955379), (423, 3282123), (611, 2272239), (621, 2235649), (897, 1547757), (1081, 1284309), (1269, 1094041), (1833, 757413), (2691, 515919), (3243, 428103), (3659, 379431), (5499, 252471), (8073, 171973), (9729, 142701), (10977, 126477), (14053, 98793), (16497, 84157), (29187, 47567), (32931, 42159)]