263928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1571}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 754560

約数和(自身を除く): 490632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1571, 3142, 4713, 6284, 9426, 10997, 12568, 18852, 21994, 32991, 37704, 43988, 65982, 87976, 131964, 263928]

約数ペア:

[(1, 263928), (2, 131964), (3, 87976), (4, 65982), (6, 43988), (7, 37704), (8, 32991), (12, 21994), (14, 18852), (21, 12568), (24, 10997), (28, 9426), (42, 6284), (56, 4713), (84, 3142), (168, 1571)]