391270208

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12301}}^1$

素因数の和:12391

約数の個数: 56

約数和(自身を含む): 899915904

約数和(自身を除く): 508645696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 3976, 4544, 7952, 12301, 15904, 24602, 31808, 49204, 86107, 98408, 172214, 196816, 344428, 393632, 688856, 787264, 873371, 1377712, 1746742, 2755424, 3493484, 5510848, 6113597, 6986968, 12227194, 13973936, 24454388, 27947872, 48908776, 55895744, 97817552, 195635104, 391270208]

約数ペア:

[(1, 391270208), (2, 195635104), (4, 97817552), (7, 55895744), (8, 48908776), (14, 27947872), (16, 24454388), (28, 13973936), (32, 12227194), (56, 6986968), (64, 6113597), (71, 5510848), (112, 3493484), (142, 2755424), (224, 1746742), (284, 1377712), (448, 873371), (497, 787264), (568, 688856), (994, 393632), (1136, 344428), (1988, 196816), (2272, 172214), (3976, 98408), (4544, 86107), (7952, 49204), (12301, 31808), (15904, 24602)]