28349265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2477}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 52335360

約数和(自身を除く): 23986095

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 545, 763, 1635, 2289, 2477, 3815, 7431, 11445, 12385, 17339, 37155, 52017, 86695, 260085, 269993, 809979, 1349965, 1889951, 4049895, 5669853, 9449755, 28349265]

約数ペア:

[(1, 28349265), (3, 9449755), (5, 5669853), (7, 4049895), (15, 1889951), (21, 1349965), (35, 809979), (105, 269993), (109, 260085), (327, 86695), (545, 52017), (763, 37155), (1635, 17339), (2289, 12385), (2477, 11445), (3815, 7431)]