257666952

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{151213}}^1$

素因数の和:151293

約数の個数: 32

約数和(自身を含む): 653244480

約数和(自身を除く): 395577528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 151213, 302426, 453639, 604852, 907278, 1209704, 1814556, 3629112, 10736123, 21472246, 32208369, 42944492, 64416738, 85888984, 128833476, 257666952]

約数ペア:

[(1, 257666952), (2, 128833476), (3, 85888984), (4, 64416738), (6, 42944492), (8, 32208369), (12, 21472246), (24, 10736123), (71, 3629112), (142, 1814556), (213, 1209704), (284, 907278), (426, 604852), (568, 453639), (852, 302426), (1704, 151213)]