289258004

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{12583}}^1$

素因数の和:13415

約数の個数: 24

約数和(自身を含む): 579266688

約数和(自身を除く): 290008684

約数列:

[1, 2, 4, 7, 14, 28, 821, 1642, 3284, 5747, 11494, 12583, 22988, 25166, 50332, 88081, 176162, 352324, 10330643, 20661286, 41322572, 72314501, 144629002, 289258004]

約数ペア:

[(1, 289258004), (2, 144629002), (4, 72314501), (7, 41322572), (14, 20661286), (28, 10330643), (821, 352324), (1642, 176162), (3284, 88081), (5747, 50332), (11494, 25166), (12583, 22988)]