27142829

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 8025427

約数列:

[1, 7, 17, 23, 47, 119, 161, 211, 329, 391, 799, 1081, 1477, 2737, 3587, 4853, 5593, 7567, 9917, 18377, 25109, 33971, 69419, 82501, 128639, 168589, 228091, 577507, 1180123, 1596637, 3877547, 27142829]

約数ペア:

[(1, 27142829), (7, 3877547), (17, 1596637), (23, 1180123), (47, 577507), (119, 228091), (161, 168589), (211, 128639), (329, 82501), (391, 69419), (799, 33971), (1081, 25109), (1477, 18377), (2737, 9917), (3587, 7567), (4853, 5593)]