421763728

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{941}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 828752760

約数和(自身を除く): 406989032

約数列:

[1, 2, 4, 8, 16, 109, 218, 257, 436, 514, 872, 941, 1028, 1744, 1882, 2056, 3764, 4112, 7528, 15056, 28013, 56026, 102569, 112052, 205138, 224104, 241837, 410276, 448208, 483674, 820552, 967348, 1641104, 1934696, 3869392, 26360233, 52720466, 105440932, 210881864, 421763728]

約数ペア:

[(1, 421763728), (2, 210881864), (4, 105440932), (8, 52720466), (16, 26360233), (109, 3869392), (218, 1934696), (257, 1641104), (436, 967348), (514, 820552), (872, 483674), (941, 448208), (1028, 410276), (1744, 241837), (1882, 224104), (2056, 205138), (3764, 112052), (4112, 102569), (7528, 56026), (15056, 28013)]