91787238

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{71821}}^1$

素因数の和:71900

約数の個数: 24

約数和(自身を含む): 201676176

約数和(自身を除く): 109888938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 71821, 143642, 215463, 430926, 646389, 1292778, 5099291, 10198582, 15297873, 30595746, 45893619, 91787238]

約数ペア:

[(1, 91787238), (2, 45893619), (3, 30595746), (6, 15297873), (9, 10198582), (18, 5099291), (71, 1292778), (142, 646389), (213, 430926), (426, 215463), (639, 143642), (1278, 71821)]