319325974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1499}}^1$

素因数の和:1956

約数の個数: 32

約数和(自身を含む): 546912000

約数和(自身を除く): 227586026

約数列:

[1, 2, 11, 22, 23, 46, 253, 421, 506, 842, 1499, 2998, 4631, 9262, 9683, 16489, 19366, 32978, 34477, 68954, 106513, 213026, 379247, 631079, 758494, 1262158, 6941869, 13883738, 14514817, 29029634, 159662987, 319325974]

約数ペア:

[(1, 319325974), (2, 159662987), (11, 29029634), (22, 14514817), (23, 13883738), (46, 6941869), (253, 1262158), (421, 758494), (506, 631079), (842, 379247), (1499, 213026), (2998, 106513), (4631, 68954), (9262, 34477), (9683, 32978), (16489, 19366)]