11912103

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 20966400

約数和(自身を除く): 9054297

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 149, 189, 243, 329, 423, 447, 567, 987, 1043, 1269, 1341, 1701, 2961, 3129, 3807, 4023, 7003, 8883, 9387, 11421, 12069, 21009, 26649, 28161, 36207, 49021, 63027, 79947, 84483, 147063, 189081, 253449, 441189, 567243, 1323567, 1701729, 3970701, 11912103]

約数ペア:

[(1, 11912103), (3, 3970701), (7, 1701729), (9, 1323567), (21, 567243), (27, 441189), (47, 253449), (63, 189081), (81, 147063), (141, 84483), (149, 79947), (189, 63027), (243, 49021), (329, 36207), (423, 28161), (447, 26649), (567, 21009), (987, 12069), (1043, 11421), (1269, 9387), (1341, 8883), (1701, 7003), (2961, 4023), (3129, 3807)]