81349982

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{587}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 147329280

約数和(自身を除く): 65979298

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 521, 587, 1042, 1174, 3647, 4109, 7294, 8218, 9899, 11153, 19798, 22306, 69293, 78071, 138586, 156142, 305827, 611654, 2140789, 4281578, 5810713, 11621426, 40674991, 81349982]

約数ペア:

[(1, 81349982), (2, 40674991), (7, 11621426), (14, 5810713), (19, 4281578), (38, 2140789), (133, 611654), (266, 305827), (521, 156142), (587, 138586), (1042, 78071), (1174, 69293), (3647, 22306), (4109, 19798), (7294, 11153), (8218, 9899)]