387804928

素因数分解:

$2^8\times 7^1\times {\mathrm{379}}^1\times {\mathrm{571}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 888567680

約数和(自身を除く): 500762752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 379, 448, 571, 758, 896, 1142, 1516, 1792, 2284, 2653, 3032, 3997, 4568, 5306, 6064, 7994, 9136, 10612, 12128, 15988, 18272, 21224, 24256, 31976, 36544, 42448, 48512, 63952, 73088, 84896, 97024, 127904, 146176, 169792, 216409, 255808, 339584, 432818, 511616, 679168, 865636, 1023232, 1514863, 1731272, 3029726, 3462544, 6059452, 6925088, 12118904, 13850176, 24237808, 27700352, 48475616, 55400704, 96951232, 193902464, 387804928]

約数ペア:

[(1, 387804928), (2, 193902464), (4, 96951232), (7, 55400704), (8, 48475616), (14, 27700352), (16, 24237808), (28, 13850176), (32, 12118904), (56, 6925088), (64, 6059452), (112, 3462544), (128, 3029726), (224, 1731272), (256, 1514863), (379, 1023232), (448, 865636), (571, 679168), (758, 511616), (896, 432818), (1142, 339584), (1516, 255808), (1792, 216409), (2284, 169792), (2653, 146176), (3032, 127904), (3997, 97024), (4568, 84896), (5306, 73088), (6064, 63952), (7994, 48512), (9136, 42448), (10612, 36544), (12128, 31976), (15988, 24256), (18272, 21224)]