28747033

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 7748327

約数列:

[1, 7, 23, 29, 47, 131, 161, 203, 329, 667, 917, 1081, 1363, 3013, 3799, 4669, 6157, 7567, 9541, 21091, 26593, 31349, 43099, 87377, 141611, 178553, 219443, 611639, 991277, 1249871, 4106719, 28747033]

約数ペア:

[(1, 28747033), (7, 4106719), (23, 1249871), (29, 991277), (47, 611639), (131, 219443), (161, 178553), (203, 141611), (329, 87377), (667, 43099), (917, 31349), (1081, 26593), (1363, 21091), (3013, 9541), (3799, 7567), (4669, 6157)]