28781628

素因数分解:

$2^2\times 3^1\times {\mathrm{653}}^1\times {\mathrm{3673}}^1$

素因数の和:4333

約数の個数: 24

約数和(自身を含む): 67278288

約数和(自身を除く): 38496660

約数列:

[1, 2, 3, 4, 6, 12, 653, 1306, 1959, 2612, 3673, 3918, 7346, 7836, 11019, 14692, 22038, 44076, 2398469, 4796938, 7195407, 9593876, 14390814, 28781628]

約数ペア:

[(1, 28781628), (2, 14390814), (3, 9593876), (4, 7195407), (6, 4796938), (12, 2398469), (653, 44076), (1306, 22038), (1959, 14692), (2612, 11019), (3673, 7836), (3918, 7346)]