661308928

素因数分解:

$2^9\times 7^1\times {\mathrm{184517}}^1$

素因数の和:184542

約数の個数: 40

約数和(自身を含む): 1510095312

約数和(自身を除く): 848786384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 184517, 369034, 738068, 1291619, 1476136, 2583238, 2952272, 5166476, 5904544, 10332952, 11809088, 20665904, 23618176, 41331808, 47236352, 82663616, 94472704, 165327232, 330654464, 661308928]

約数ペア:

[(1, 661308928), (2, 330654464), (4, 165327232), (7, 94472704), (8, 82663616), (14, 47236352), (16, 41331808), (28, 23618176), (32, 20665904), (56, 11809088), (64, 10332952), (112, 5904544), (128, 5166476), (224, 2952272), (256, 2583238), (448, 1476136), (512, 1291619), (896, 738068), (1792, 369034), (3584, 184517)]