88400991

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 138772480

約数和(自身を除く): 50371489

約数列:

[1, 3, 7, 21, 43, 129, 223, 301, 439, 669, 903, 1317, 1561, 3073, 4683, 9219, 9589, 18877, 28767, 56631, 67123, 97897, 132139, 201369, 293691, 396417, 685279, 2055837, 4209571, 12628713, 29466997, 88400991]

約数ペア:

[(1, 88400991), (3, 29466997), (7, 12628713), (21, 4209571), (43, 2055837), (129, 685279), (223, 396417), (301, 293691), (439, 201369), (669, 132139), (903, 97897), (1317, 67123), (1561, 56631), (3073, 28767), (4683, 18877), (9219, 9589)]