389365248

素因数分解:

$2^9\times 3^1\times {\mathrm{253493}}^1$

素因数の和:253514

約数の個数: 40

約数和(自身を含む): 1037297448

約数和(自身を除く): 647932200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 253493, 506986, 760479, 1013972, 1520958, 2027944, 3041916, 4055888, 6083832, 8111776, 12167664, 16223552, 24335328, 32447104, 48670656, 64894208, 97341312, 129788416, 194682624, 389365248]

約数ペア:

[(1, 389365248), (2, 194682624), (3, 129788416), (4, 97341312), (6, 64894208), (8, 48670656), (12, 32447104), (16, 24335328), (24, 16223552), (32, 12167664), (48, 8111776), (64, 6083832), (96, 4055888), (128, 3041916), (192, 2027944), (256, 1520958), (384, 1013972), (512, 760479), (768, 506986), (1536, 253493)]