321789568

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{86689}}^1$

素因数の和:86732

約数の個数: 32

約数和(自身を含む): 663178500

約数和(自身を除く): 341388932

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 86689, 173378, 346756, 693512, 1387024, 2513981, 2774048, 5027962, 5548096, 10055924, 11096192, 20111848, 40223696, 80447392, 160894784, 321789568]

約数ペア:

[(1, 321789568), (2, 160894784), (4, 80447392), (8, 40223696), (16, 20111848), (29, 11096192), (32, 10055924), (58, 5548096), (64, 5027962), (116, 2774048), (128, 2513981), (232, 1387024), (464, 693512), (928, 346756), (1856, 173378), (3712, 86689)]