262743145

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{6661}}^1$

素因数の和:6710

約数の個数: 32

約数和(自身を含む): 383731200

約数和(自身を除く): 120988055

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 343, 805, 1127, 1715, 5635, 6661, 7889, 33305, 39445, 46627, 153203, 233135, 326389, 766015, 1072421, 1631945, 2284723, 5362105, 7506947, 11423615, 37534735, 52548629, 262743145]

約数ペア:

[(1, 262743145), (5, 52548629), (7, 37534735), (23, 11423615), (35, 7506947), (49, 5362105), (115, 2284723), (161, 1631945), (245, 1072421), (343, 766015), (805, 326389), (1127, 233135), (1715, 153203), (5635, 46627), (6661, 39445), (7889, 33305)]